Six undercover celebrity singers don animal masks to conceal their identity as they perform before host Nick Cannon and panelists Ken Jeong, Jenny McCarthy, Nicole Scherzinger, and Robin Thicke, who try to guess the identity of the singer.

The 12 competing mystery celebrities have a collection of noteworthy accomplishments between them, such as earning over 60 Grammy nominations, 16 Emmy nominations, four Hollywood Walk of Fame stars, four Super Bowl titles and nine Broadway shows.

The undercover celebrity singers from the series premiere episode take the stage for their second performances. Joel McHale joins as a guest panelist.

Guest panelist Joel McHale returns to help figure out who is behind the mask.

The first group of celebrity singers return to the stage to perform individually and as a group to keep themselves in the competition.

The remaining celebrity singers hit the stage to perform and keep themselves masked.

Actor-comic J.B. Smoove joins as a guest panelist before the remaining six celebrity singers come together for the first time to form one large group.

Only the top three singers are left after a double unmasking; actor Kenan Thompson serves as a guest panelist.

Before the winner is crowned at the finals, a look back at the best performances on The Masked Singer from season one.

The three remaining finalists compete for the golden mask, and their identities are revealed; guest panelist Kenan Thompson.

The first eight undercover celebrity singers face off against one another in head-to-toe costumes. Nick Cannon introduces the first four contestants - Butterfly, Egg, Thingamajig and Skeleton.

Four new celebrity singers face off against one another. Nick Cannon introduces four more contestants: Black Widow, Leopard, Flamingo and Panda.

Four new celebrity singers face off against one another. Nick Cannon introduces four more mystery contestants: Flower, Penguin, Eagle, and Fox.

Six celebrities take the stage for their second performance. Flamingo, Leopard, Black Widow, Skeleton, Thingamajig and Butterfly perform.

Six celebrities take the stage for their next performance of the season. Rottweiler, Ladybug, Tree, Penguin, Flower and Fox perform.

Actor, comedian, writer and game show host Anthony Anderson joins host Nick Cannon and the panellists as five Hollywood stars perform.

Triumph the Insult Comic Dog guest judges. Fox, Ladybug, Flower, Tree and Rottweiler perform.

Flamingo, Leopard, Flower and Rottweiler perform.

Four more of the remaining celebrities - Thingamajig, Fox, Tree and Butterfly - take on their next round of dazzling performances.

The six remaining contestants compete together for the first time -- with one celebrity unwrapped.

The five remaining masked celebrities compete for a spot in the finals; two celebrities are unwrapped.

Before the winner is crowned at the finals, a look back at the best performances on The Masked Singer from season two.

The three finalists go head-to-head as they each try to get their hands on the golden trophy; the contestants are unmasked.

Television’s biggest guessing game returns right after the biggest football game. Superstar Jamie Foxx joins the panel as guest judge as White Tiger, Turtle, Llama, Miss Monster, Kangaroo and Robot perform.

The first contestants, Llama, Miss Monster, White Tiger, Kangaroo, and Turtle, perform again for guest judge Jason Biggs and the rest of the panel; one of the singers is unmasked and sent home.

The Group A contestants, Llama, Miss Monster, White Tiger, Kangaroo and Turtle, perform a third time for the panel as they are whittled down to three. 

A second batch of celebrities, Group B, hit the stage - Frog, Elephant, Kitty, Taco, Mouse, and Banana.

Banana, Mouse, Frog, Taco, and Kitty perform for guest judge Gabriel Iglesias and the rest of the panel.

Kitty, Taco, Banana, and Frog perform for guest judge T-Pain and the rest of the panel as they are whittled down to three

Group C of the celebrities hit the stage - Night Angel, Bear, Astronaut, T-Rex, Rhino and Swan perform.

Astronaut, Night Angel, T-Rex, Swan, and Rhino perform for guest judge Joel McHale and the rest of the panel in the Group C playoffs

Night Angel, Astronaut, T-Rex, and Rhino perform for guest judge Will Arnett and the rest of the panel as they are whittled down to three

The finalists from all three groups come together for one mega-competition; a singer is unmasked.

Four of the remaining singers pair off to battle on stage; guest panelist Yvette Nicole Brown.

Frog, Kitty, Banana, and Rhino perform for guest judge Sharon Osbourne and the rest of the panel.

Nick Cannon and celebrity guests discuss the night's best moments.

Kitty, Rhino, Frog, Night Angel, Astronaut, and Turtle perform for guest judge Gordon Ramsay and the rest of the panel.

Nick Cannon and celebrity guests discuss the night's best moments.

Frog, Kitty, Rhino, Night Angel, and Turtle perform for guest judge and comedian Jeff Dye and the rest of the panel.

Nick Cannon and celebrity guests discuss the night's best moments.

Comic Jay Pharoah joins the panelists; one singer is unmasked.

Celebrity guests discuss the night's best moments, stunts, games and impromptu musical performances.

Fan-favorite moments and performances from all 18 singers throughout the season. Plus, messages of love and encouragement from panelists and celebrities involved across all three seasons.

The final three go head-to-head to be crowned the winner, each hoping to impress the judges and take home the golden mask trophy. One by one, their identities are revealed, including the winner.

A brand-new masked bunch of celebrity singers face off against one another in dazzling head-to-toe costumes; a singer is unmasked. — These masked celebrities have stars on the Hollywood Walk Of Fame, have sung at NFL Super Bowls and have a combined 281 million record sales between them. Can you guess who is behind the mask?

Six more contestants are introduced, and the panel try to guess the identity of Crocodile, Baby Alien, Seahorse, Whatchamacallit, Serpent and Gremlin. At the end of the show, one singer is unmasked and sent home.

Contestants return for the Group A playoffs and their second performances for their chance to progress in the competition.

The contestants return for the Group B playoffs and their second performances of the season.

The final group of celebrity contestants take the stage for their first performances of Season 4.

The Group C contestants return for their second performance of the season.

The final three singers from group A take the stage for their final chance at the super six; one singer is unmasked.

The remaining four singers from "Group B" compete for a chance to advance, but with room for only two in the "Super Six," two celebrities must be unmasked.

Get an extra helping of America's favorite guessing game, when the final three singers from "Group C" compete for the final two spots in the "Super Six".

The Masked Singer "Super Six" hit the stage, as the finalists from all three groups come together for the semi-finals and one not-to-be-missed super competition.

The final three singers perform never-before-heard holiday songs, with all-new animated clues; the already unmasked celebrities join together to perform their favorite holiday jingles.

A look back at the best moments and performances from Season 4.

The three finalists perform one last time before all are unmasked and one singer takes home the trophy.

THE MASKED SINGER returns in its game-changing fifth season, with all-new jaw-dropping costumes, surprise appearances and unexpected twists that will upend the competition. In the season premiere, "Group A" performs as guest host Niecy Nash takes the stage.

Meet the second group of costumed celebrities, Group "B," in another set of all-new jaw-dropping costumes.

The highly anticipated, first-ever Wildcard character enters the competition, when the members of Group "A" return to the stage for their second performances of the season.

As if one wildcard entering the ring wasn't enough to shake up the competition, another wildcard contestant debuts when the members of Group "B" return for their second performances of the season and the wildcard's chance to steal a spot in the competition.

Group "B" returns to the stage as the remaining singers battle it out for their spot in the Super Eight! Another wildcard enters the competition for a chance to steal a spot in the game.

Find out who will round out the Super Eight with the Group "A" finals, when one celebrity is unmasked from Group "A" and the remaining singers advance! Meanwhile, another wildcard enters the competition for the chance to steal a spot in the game.

The Top Four singers both from Group "A" and Group "B" unite for the big sing-off in the Super Eight, two-hour, double elimination episode of America's favorite guessing game.

For the first time ever, Nick Cannon hosts "The Maskie Awards," a special sing-a-long episode celebrating the "best of" Season Five.

The competition is heating up, as the Final Six sing for the golden mask trophy. Special guest panelist Chrissy Metz ("This is Us") brings her vocal expertise to the show for the first time ever.

As the competition nears the finish line, the final five singers perform in the quarter-finals to see who will advance to the semi-finals.

The final four singers sing their hearts out in the semi-finals and Cluedle-Doo finally reveals himself in a not-to-be-missed unmasking.

All three remaining singers will perform, all three will be unmasked, but only one singer will be awarded the Golden Mask Trophy in the Season Five finale.

The Season Six contestants boast a combined 85 Grammy Nominations and 27 wins, three Academy Award nominations, 12 Emmy Nominations, 12 Razzie Award Nominations, two Super Bowl appearances and two Lifetime Achievement Awards.

On Night Two of the special two-night season premiere, Group A returns and is joined by TWO all-new Wildcard contestants for a competition unlike any other, as one more will be unmasked at the end of the night.

Meet the second group of celebrity singers, "Group B," in all-new jaw-dropping costumes and see WHO will be unmasked!

The "Group A" members return, and a new wildcard enters the game.

The characters from Group B return for their second performances of the season, and a new wildcard enters the game.

The Group A celebrities take the stage and another wildcard enters the game

A special countdown of the greatest performances in the show's history. Watch never-before-seen, behind-the-scenes footage of the unmasked singers from Season 6, while new hints and clues are dropped for those who have yet to be revealed.

The singers from "Group B" return to the stage in a special Thanksgiving-themed episode and the final wild card enters the competition. Joel McHale is back as a guest panelist to keep Ken in check.

The final four "Group A" singers will compete in the semifinals and two will be eliminated from the competition. Will.i.am brings his expertise to the panelists' desk and assists Ken Jeong, Jenny McCarthy, Nicole Scherzinger and Robin Thicke breaking down all the clues on America's favorite guessing game.

The final four "Group B" singers will compete in the semifinals and two will be eliminated from the competition.

The final two singers from "Group A" perform solo, and then with celebrity duet partners Jesse McCartney and Michael Bolton, before one is unmasked and sent home.

The final two singers from "Group B" perform solo, and then with celebrity duet partners and show panelists Nicole Scherzinger and Robin Thicke, before one is unmasked and sent home.

The final two singers -- the winner from group A and the winner from group B -- perform. [Part 1 of 2]

The final two singers -- the winner from group A and the winner from group B -- perform and both are unmasked; one singer is awarded the Golden Mask Trophy. [Part 2 of 2]

A Christmas extravaganza, with never-before-seen holiday performances from favorite contestants.

TV's favorite guessing game returns with an all-new twist -- each new costume will be categorized in one of three groups: The Good, The Bad or The Cuddly. In Round One of Season Seven, characters from each category will duke it out to further themselves in the competition.

The remaining four singers from "Group A" return to the stage for their second performances of the season. One will be unmasked and three will move on to the "Group A" finals.

"Group A" returns for one final time when the three finalists perform. Two will be unmasked and only one will move on to the finale.

A brand-new group of contestants take the stage for the first time, each representing Team Good, Team Bad, or Team Cuddly! These new singers kick off Round One of the battle to keep their masks on and make it to the season finale.

Round Two continues, as the remaining four singers in this group return to battle for their second performances.

The three remaining singers from Round Two will compete for their spot in the finale. Leslie Jordan will bring the funny to the panelists' desk, as it's revealed who will move on from Team Good, Team Bad, and Team Cuddly!

A brand-new group of five singers is introduced in the third and final round of the season. Characters from Team Good, Team Bad and Team Cuddly take the stage for the first time and one will be unmasked.

Round Three continues, as the four remaining singers duke it out for Team Good, Team Bad and Team Cuddly. One singer will be unmasked and the final three move on to the Round Three finals.

In the third and final round of the competition, the final three singers perform for the last remaining coveted spot this season. Two singers will be unmasked and the final singer will move on to the Season Seven finale.

Before a winner is crowned, take a journey through Season Seven with all of The Good, The Bad and The Cuddly characters. Relive some of the most talked-about moments, watch the best performances and don't miss never-seen-before clues.

Who will take the golden mask trophy? The winner from each of the three rounds will compete head-to-head in the Season Seven finale. Only one will take home the trophy: will it be a singer from Team Good, Team Bad or Team Cuddly?

Four celebrities perform, with only one contestant moving on to the next week. Introducing: Harp, Hedgehog, Hummingbird, and Knight.

Blue Man Group, jugglers and more visit the show to welcome two new celebrity singers for their first performances of the season; two new characters enter the game and two are unmasked. Introducing: Panther and Pi-Rat.

Two new celebrity singers enter the competition and perform iconic theme songs from TV shows throughout history; two unmaskings.

Two new celebrity singers enter the competition and perform songs from Andrew Lloyd Webber's legendary music catalog; guest panelist Andrew Lloyd Webber.

Miss Piggy serves as a guest panelist, with special appearances and performances by Kermit the Frog, Animal, Fozzie Bear and more Muppet favorites.

Two new characters enter the competition; the studio audience votes for one singer to be unmasked.

Three new characters enter the competition and two are unmasked; guest panelists Leslie Jordan and Joel McHale.

The panelists roast one another as two new characters enter the competition; guest appearances by Drew Carey and Jon Lovitz.

Two new contestants enter the competition, and two are unmasked.

Three contestants have sung their way to the Semi Finals and for the first time, a three-way battle ensues. One contestant will be eliminated and the remaining two will advance to the finals.

Before the winner is crowned, a look back at the best performances on The Masked Singer from season eight.

Both finalists sing their hearts out one last time, with only one taking home the trophy.

TV's favorite guessing game returns with all-new singers, all-new themed episodes and the "Champion of the Masked Singer" style competition. Every episode features sudden elimination and double unmaskings, but there is a new twist entering the competition this season: for the first time ever, panelists will have the opportunity to save a singer from looming elimination with the "Ding Dong Keep it On" Bell.

Mamma Mia - it's ABBA night on The Masked Singer! This week's episode is full of pop rock and disco nostalgia, as the reigning champ takes on two new celebrity singers, each performing iconic songs - including "Dancing Queen," "Fernando" and S.O.S." - from the one and only Swedish supergroup, ABBA.

The Masked Singer celebrates the Big Apple! This week's episode embraces both the glam and the grit of the city that never sleeps, as two new contestants take on the reigning champ from last week and sing a collection of songs synonymous with the history of New York.

Three new singers enter the game on DC Superheroes night. While the audience and panelists celebrate their favorite iconic DC Superheroes in costume, celebrities vie for their chance at the champion of The Masked Singer in three brand-new costumes!

Elmo, Big Bird, Cookie Monster, Oscar the Grouch, The Count and Abby Cadabby bring the fun in a special Sesame Street episode.

Grab the cowboy boots and cowboy hats because The Masked Singer has gone country! Three celebrities will perform their favorite country songs, two will be unmasked, but only one singer will advance straight to the quarterfinals with California Roll.

The Masked Singer goes retro with a trip back to the 80s! A brand-new group of singers belt out hit favorites from the neon decade, but only one will move forward in the competition as the other two unmask!

Get your popcorn and settle in as The Masked Singer celebrates the cinema! The costumed celebrities perform iconic songs from hit Warner Bros. films from their 100 years of movie magic.

Houston, we have a problem! The Masked Singer is even more out-of-this-world than usual in a special "outer space" themed episode.

In this special episode of The Masked Singer, the road to the finals is underway as we recap the journeys of the three remaining champions and the three remaining underdogs, while also looking back on the season and who has been eliminated thus far.

The three "Saved by the Bell" singers - Mantis, Gargoyle and Medusa - compete for their spot in the quarter finals! All three were saved by the new "Ding Dong, Keep It On!" bell, but now two will be unmasked and only one will go on to be named the Group Champion.

It's the Quarter Finals on The Masked Singer, and the British are coming! Watch the final four compete for a spot in the coveted Semi-Finals, performing hit songs from artists across the pond. Only one will be unmasked!

The remaining three celebrity singers perform, but only two move on to compete in the season finale.

The final two contestants each perform two songs; one celebrity is crowned the Season 9 winner.

A special celebrity performance and reveal — one of the biggest unmaskings in the show’s history.

Five celebrities perform and one is unmasked.

Celebrating the NFL with songs that have been performed at the Super Bowl; Le'Veon Bell performs.

Five celebrities perform songs from the 2000s and one is unmasked.

The singers celebrate the music of Sir Elton John. Robin Thicke opens the show with a performance of “Tiny Dancer.”

A special Harry Potter-themed episode; former contestant Adrienne Bailon-Houghton performs.

Who Let the Dogs Out? - it's one hit wonders night on The Masked Singer! The iconic competition series celebrates its milestone 10th season as the legacy continues with a special "One Hit Wonders Night" featuring four new celebrities singing a collection of songs that were once all the rage!

The Masked Singer cranks up the color with a night of nonstop pop, grooving to unforgettable boy band chart toppers to celebrate the release of Trolls Band Together, the newest chapter in the blockbuster musical franchise. The Trolls stars, Poppy and Branch, infiltrate the sound studio, delivering a glittery opening song and sneaking special clues to the panel.

Can you dig it? It's time to boogie as The Masked Singer celebrates the Disco era, kicking off with a special performance by the legendary disco band The Trammps. Group A returns for their final competition and two will be unmasked - unless the panel uses the Ding Dong Keep It On Bell!

The Masked Singer is with the band! Tonight, the show celebrates Rock 'n' Roll as the Group B finalists rock out to legendary songs from bands like Kiss, Jon Bon Jovi and Mr. Big. The Masked Singer's very own Banana from Season 3 and legendary Poison front man, Bret Michaels, gives a special performance. Two celebrities will be unmasked leaving only one to move on to the season finale.

Holiday splendor and masked merriment collide in this beloved yuletide special featuring all-new jaw-dropping surprise performances from Season 10 contestants, spectacular sing-along fun from Masked Singer alumni and The Masked Singer carolers.

It's the Group C Finals on The Masked Singer and tonight, the finalists perform songs representing key moment in their life, such as "Georgia on my Mind," "I'm Going Down," and "Johnny B Goode." Two celebrities will be unmasked leaving only one to move on to the season finale.

The final four contestants perform all-new songs before the audience and panel cast their votes. The bottom two singers unmask, and then the final two go head-to-head one last time. Only one will take home the Golden Mask trophy and be crowned the Season Ten Winner!

The season premiere kicks off with an exciting performance by new panelist Rita Ora, special celebrity performances and a jaw-dropping reveal no one sees coming.

Join us for a trip down the Yellow Brick Road on the "The Wizard of Oz" night on The Masked Singer. Four new celebrities sing their hearts out and celebrate iconic moments from the legendary "The Wizard of Oz" film. The Masked Singer's very own Sun, LeAnn Rimes, returns to the stage to sing her rendition of "Somewhere Over The Rainbow."

Come "Just The Way You Are" to celebrate "Billy Joel Night" on The Masked Singer! Panelist, Robin Thicke kicks off the episode with a rockstar rendition of "My Life." Then, the last group of celebrity singers belt out classic tunes from the iconic "Piano Man" himself, Bill Joel!

On The Masked Singer's "TV Theme Night," it's time to celebrate the very best of the small screen! Panelists Ken Jeong, Robin Thicke, Jenny McCarthy Wahlberg, and Rita Ora open the show with a performance of one of television's most iconic theme songs from "Gilligan's Island". Then, Season Eleven contestants pay tribute to theme songs including "Scooby-Doo," "The Hills" and "Good Times".

On The Masked Singer's "Shower Anthems Night," it's time to belt out some squeaky-clean tunes! The Season Eleven Contestants start the night with a showstopping group performance, and then serenade the audience with iconic songs that are best sung at full volume in the shower!

The Masked Singer's "Transformers Night," celebrates the 40th anniversary of Transformers! Special Guests Optimus Prime and Bumblebee appear throughout the episode to open the show, deliver clues - and even transform into backup dancers! Each celebrity singer will perform a song that was featured in a "Transformers" movie.

We Will Rock You on "Queen Night" of The Masked Singer! The group A contestants are put Under Pressure as they pay homage to iconic rock band, Queen! Two celebrities will break free of their masks and one will move on to the quarter finals!

It's "Girl Group Night" on The Masked Singer! Panelists Ken Jeong, Robin Thicke, Jenny McCarthy Wahlberg, and Rita Ora open the show with a group performance of Spice Girls anthem, "Wannabe." Then, Girl Group veterans and The Masked Singer's very own member of the "Lambs" trio, Carnie Wilson, and "Black Widow", Raven Symone, return to The Masked Singer stage before the Season Eleven contestants rock out to Girl Group classics like "Free Your Mind," "I'm So Excited," and "Wide Open Spaces."

It's "Soundtrack Of My Life" night on The Masked Singer! The Group B Finalists open the evening with a showstopping performance of "It's My Life" by Bon Jovi. Throughout the episode, contestants perform songs that hold a special place in their hearts like "One Moment In Time," "It's Tricky," and "Carry On Wayward Son." The Season Eleven contestants boast a combined 22 Grammy Nominations, 11 Platinum Albums, 33 Teen Choice Nominations, 108 million Records Sold, 326 Film Appearances and have 1.7 billion Spotify Streams! Two celebrities are unmasked leaving one to move on to the quarter finals.

It's "Final Four" night on The Masked Singer! In the Quarter Finals, the final four contestants open the show with panelist Rita Ora's hit song, "Praising You!" Throughout the episode, contestants sing their hearts out to songs like "Price Tag," "I'm Yours," "Get On Your Feet," and "Unforgettable."

In this special episode of The Masked Singer, take a walk down memory lane to relive the season's most exciting highlights as well as special performances from the final three. Then, see exclusive behind-the-scenes moments from the Season Eleven contestants.

The three remaining contestants battle it out for the final two spots as they serenade the audience with songs like "You Oughta Know," "Dancing In The Street," and "I Lived."

It is time for the highly anticipated Season Eleven finale of The Masked Singer where "One Mask Takes It All!" Season Eleven culminates in the final two celebrities delivering exceptional performances of songs like, "Latch," "Heart of Glass," "Renegade," and "Don't Let The Sun Go Down On Me" before the winner is revealed!

Celebrity performances from five all-new masked celebrities and a jaw-dropping reveal.

Cut loose with Footloose Night as The Masked Singer celebrates the 40th anniversary of the iconic film! Panelist Robin Thicke opens the evening with a showstopping rendition of Kenny Loggins’ Footloose. The four celebrities from Group A belt out fan-favorite songs from the movie soundtrack.

The three Group A Finalists open with a performance of High Hopes by Panic! At The Disco, followed by sensational renditions of songs near and dear to the contestants including Because The Night, Put Your Records On, and Bittersweet Symphony. Two celebrities are unmasked leaving one to move on to the quarter finals.

Panelists Robin Thicke and Rita Ora open the show with a performance of “Rock You Like A Hurricane” by the Scorpions. The five brand-new contestants make their grand debut with songs like “Rock Your Body,” “Believe,” “We Belong,” “Sweet Caroline,” and “Lose Control.”

Head inside the Barbie Dream House to learn more about the Group B celebrities as they pay tribute to the 65th anniversary of Mattel's Barbie, celebrating over six decades of breaking down boundaries and inspiring girls to explore their limitless potential.

The show opens with a rendition of "Fun, Fun, Fun" by The Beach Boys before the Group B finalists sing to secure a spot in the Quarter Finals. The celebrities pay tribute to the grooviest era of all with songs like, "House Of The Rising Sun," "Do You Love Me," and "Ain't No Way". The show ends with a double elimination unless the judges use the Ding Dong Keep It On Bell.

Some familiar faces return to The Masked Singer stage to drop some major clues about their friends' identities. Group C put on show-stopping performances of "You and I," "Under The Bridge," "Tonight Tonight," "Call Me Maybe," and "Slow Burn."

The remaining Group C singers are throwing a "Party In The USA" by opening the show with the iconic hit! Then, the celebrities pay homage to some of Miley's amazing "Bangerz" including, "Used To Be Young," "Midnight Sky," "Wrecking Ball," and "When I Look At You." Who will advance to the Group C finals and who will be unmasked?

It’s the Peanuts Night extravaganza and the whole beloved Peanuts gang is here to celebrate. Nothing says Thanksgiving like A Charlie Brown Thanksgiving, which has served up over 50 years of family fun, traditions and memories! Panelists Rita Ora and Robin Thicke make turkey day dreams come true with their showstopping rendition of “You Make My Dreams Come True.” Then, the Group C finals commence! The celebrities will give Thanksgiving-themed clues and belt out hits like, “I Hope You Dance,” “Holiday,” and “Ho Hey” culminating in a Battle Royale and Double Elimination!

For the first time, the group champions are all together to battle it out and share some pivotal clues. The celebrities turn up the heat with performances to songs like, “Standing Next To You,” “Iris,” “Closer,” and “You’re Still The One.”

The semi-finalists open the show with a spectacular performance of “Some Nights.” Then, the celebrities pull out all the stops in renditions of “Lose You To Love Me,” “Africa,” and “Beautiful Things.” For the first time ever, the Battle Royale and Smackdown is fusing into the “Smack Royale.” Additionally, clues are given in the form of friendship bracelets, gifted to a panelist each celebrity is friends with!

Season 5 winner, Piglet (Nick Lachey), returns to the stage to ring in the Holiday season with a joyful rendition of “It’s The Most Wonderful Time Of The Year” while the panel cozy up with each other for the most exciting finale ever. The final two pull out all the stops for the most coveted award in all of entertainment, The Golden Mask Trophy! They bring the house down with showstopping performances of “When I Was Your Man,” “Somebody That I Used To Know,” “I’m Your Baby Tonight,” and “Too Good At Goodbyes.”

Contestants from Group A perform hits like "SexyBack," "Just Give Me a Reason," "The Door," "La Bamba" and "Mad World."

Group A channels their inner fairytale by performing songs from or inspired by the "Shrek" movie franchise.

It's "Rat Pack Night" on The Masked Singer! Get ready for The Masked Singer's resident crooner, Robin Thicke, to Fly You To The Moon when he opens the show with the classic alongside Group A's Ant, Paparazzo and Coral. This evening's tribute to the Rat Pack has even more action than a Vegas casino! Group A will swoon, sing and serenade the audience with some of the Rat Pack's most iconic classics including, "Luck Be A Lady," "Fever," "That's Amore" and "My Way!"

Five new masks appear as the Voices of Olympus; contestants perform showstopping renditions of "I Believe In a Thing Called Love," "Bad Blood," "Rewrite the Stars," "Espresso" and "Saving All My Love For You."

The panelists transform into ghost busting detectives along with an iconic visit from an original Ghostbuster, Ernie Hudson! Group B ain't afraid of no ghosts! They bring the house down with amazing performances of "(Don't Fear) The Reaper," "Disturbia," "Cleanin' Up The Town," and "Radioactive" before one celebrity must reveal themselves.

The Group B finalists perform "Save a Horse (Ride a Cowboy), and renditions of "Here You Come Again," "Take Me Home, Country Roads" and "Something in the Water."

The celebrities deliver astounding performances of "Hot To Go," "Jump Around," "Roxanne," "Let's Get Loud," and "Unwell" before one celebrity must reveal themselves.

Paying tribute to boy bands; contestants perform iconic boy band classics like "Tearin' Up My Heart," "Poison," "Step By Step," and "I Swear."

Group C opens the show with a rockstar performance of "My Sharona" before the celebrities bring the house down with renditions of "Stop! In The Name Of Love," "Love Yourself," "Can't Fight This Feeling," and "Hard to Handle." One celebrity automatically advances to the Lucky Six while two battle it out in an electrifying Battle Royale to see who moves along to the Lucky Six and who must reveal themselves.

It's time for a "Merging Of The Masks" for the Lucky 6 on The Masked Singer! The final six celebrities in the competition are ready to battle it out to get one step closer to the illusive Golden Mask Trophy and this week, the panelists will have an opportunity to ask some rapid-fire questions to each masked contestant.

It's "Soundtrack Of My Life Night!" The top five have come to play and open the show with a pitch-perfect performance of "More Than A Feeling." Then, the masks will be singing songs with a special meaning to them and we will get to hear from those closest to them.

It's the Semi Finals on The Masked Singer and the final four are ready to make some hands clap with their superstar rendition of "HandClap!" The four semi-finalists are ready to battle it out ahead of next week's blockbuster season finale.

In the grand culmination of Lucky Season 13, it is time for the final four to battle it out to be crowned the Season 13 Winner of The Masked Singer!