Philadelphia is known as "The City of Brotherly Love," but one restaurant, the Hot Potato Cafe, is tearing a family apart. Passion, motivation and spirit fueled the restaurant when it was founded two years ago, but all of these mandatory ingredients are now in short supply.

Husband and wife Bill and Adele were experienced restaurant owners who had retired. They came out of retirement in 2006 to open one with their daughter Cheryl, Flamango's, a "fine dining" restaurant with a tropical theme. Adele is abrasive to the staff. Bill is getting old and yet does all the menial jobs, and also does a tableside steak service. The chef Bryan laments he has no control over the menu. The place is not doing well, so Adele and Bill see no choice but to call upon Gordon.

Chef Gordon Ramsay takes on Bazzini Cafe, an Italian restaurant in Ridgewood, NJ, that struggles with slow service, poorly crafted dishes, a lackluster sous chef and a disappointing head chef.

Mojito Cuban Cuisine is run by Kata and Marcelo, ex-lovers turned bitter feuders who are ruining the business and in turn, the business ruining them.

Lido Di Manhattan Beach is owned by Lisa, who proudly goes on about her young age and ownership, yet is oblivious to the faults said age and lack of experience have brought. And then Ramsay starts investigating the kitchen...

The owner and only chef of Le Bistro has his mind set to having done nothing wrong and won't listen to anybody, including Ramsay. Can Gordon help a disrespectful, rude and arrogant owner or is Le Bistro beyond help?

Chef Ramsay heads to Lancaster, California to help out an Italian restaurant called in Casa Roma. The owners are clueless when it comes to getting people in the restaurant and how to help manage the kitchen. The restaurant is merely surviving on the packed bar area.

Chef Ramsay helps a woman with her struggling Mexican restaurant that is facing foreclosure.

The prima donna owner of Anna Vincenzo's rebukes Ramsay and his help and insists what she is doing is fine.

Ramsay revisits restaurants Giuseppi and Sante La Brea, from season two, to see if they have succeeded; there is good news and there is bad news. Also included is an update on what happened at Finn McCool's.

The only thing that has changed in 30 years at Fleming is the ownership. After literally having to pull a plate from a customer and stop orders of a menu item, Ramsay soon realizes more help is needed than he realized.

Chef Ramsay visits Sushi Ko in Thousand Oaks, Cal., a failing second location of a family-owned eatery. Problems include debt, a breakdown of the family dynamic, and a relative who has lost his passion for cooking.

Chef Ramsay revisits Handlebar (Long Island), Casa Roma (Lancaster) and Black Pearl (New York).

Chef Ramsay visits Spanish Pavillion in Harrison, NJ, a family-run business established in 1976 whose owners, brothers Michael and Jerry, have allowed their differences to compromise the quality of the restaurant. With a head chef consistently absent from the kitchen and an unhappy staff, Chef Ramsay is determined to transform the outdated ambiance and menu in order to keep the family business afloat.

The Classic American restaurant is out of food, out of cups, out of menus, and nearly out-of-business with almost a million in debt. Can Ramsay help the two well-meaning servers turned owners?

PJ's Steakhouse is dying from a lack of control from management to food quality, with one slightly rude owner and her husband, the co-owner, sitting at the bar drinking the business day away.

Chef Ramsay visits restaurant owners of Mojito, The Junction (aka Flamangos), and Bazzini he helped in the past to check on their progress.

Traveling to Boston's North End, Chef Ramsay spends a week at Davide, an Italian eatery mismanaged by feuding brothers.

Chef Ramsay travels to Providence, Rhode Island to visit DownCity, a downtrodden eatery held back by a stubborn, short-tempered owner.

Chef Ramsay returns to Lido di Manhattan, Anna Vincenzo's, and Le Bistro to see if the owners have implemented his changes.

While in Bridgeport, Connecticut, Chef Ramsay pays Cafe Tavolini a visit. Two lackadaisical owners watch as their eatery goes south.

Chef Ramsay makes a trip to Pasadena, California to whip an eatery specializing in Caribbean cuisine into shape.

Chef Ramsay visits La Frite in Sherman Oaks, CA. Find out if his efforts to turn the restaurant around will be enough to keep the its doors open.

While visiting the Eagle Rock area of Los Angeles, Chef Ramsay stops by Capri. The Italian restaurant is filthy, serves terrible food, and is in disarray all thanks to a lazy set of twins.

Chef Ramsay heads to New Orleans, LA, to help transform Zeke's Restaurant. Will he be able to breathe new life and add some spice into this Southern eatery?

In the season finale, Chef Ramsay returns once more to the Big Easy. There, he visits Oceana, where he finds food so bad that he temporarily shuts down the restaurant. With an executive chef and one of the two owners in complete denial and unwilling to take responsibility, he's not even sure if Oceana is worth saving.

On the Season 4 premiere of Kitchen Nightmares, Chef Ramsay heads to Plainfield, New Jersey. There he hopes to help Shelly Withers transform her soul food restaurant called Blackberry's.

Gordon stops by Montclair, New Jersey, to help the owners of the Italian eatery Leone's.

Chef Ramsay visits Mike & Nellie’s in Oakhurst, New Jersey. Find out if Chef Ramsay’s advice and expertise can help keep the restaurant from sinking or if the restaurant’s woes will be too much for even Chef Ramsay to handle.

Chef Ramsay visits Luigi’s, an eatery in Anaheim, CA, on the brink of closing its doors for good. Find out if Chef Ramsay’s advice and expertise will be enough for the restaurant owners to reverse their misfortunes or if their problems are too dire for even Chef Ramsay to handle.

Chef Ramsay returns to Classic American, DownCity, and Davide to offer more advice and gauge the restaurants' progress - or lack thereof.

Chef Ramsay pays a visit to Burger Kitchen in Los Angeles in order to revamp the bland menu and to revive the tired establishment with a fresh look and a renewed vibe fit for the hip Hollywood crowd.

Finding little improvement, Chef Ramsay pushes for even more changes to the menu and staff at Burger Kitchen.

Chef Ramsay visits The Greek at the Harbor, an eatery in Ventura Harbor, Cal., and observes poor service and variable food quality.

Chef Ramsay heads to the Peach state eatery Michon’s Smoked Meats & Seafood restaurant for a much needed update. Find out if Chef Ramsay’s advice and guidance will be enough to keep this establishment in College Park, GA, open.

Chef Ramsay heads to the lone star state to give Austin, Texas eatery El Greco a much-needed update that would still maintain family-held traditions. Dismayed by the careless treatment of traditional Greek cuisine and sub-par service, Chef Ramsay must intervene before the restaurant owners are forced to shut El Greco’s doors for good. Find out if Chef Ramsay’s advice and guidance will be enough to keep this establishment open.

Over the years, Chef Gordon Ramsay has helped numerous restaurant owners get back on their feet by helping them refresh their menus, customer service and business outlook – but once he leaves, do restaurateurs stick with it -- Chef Ramsay heads to Southern California to check up on La Frite in Sherman Oaks, Kingston Café in Pasadena and Capri in Eagle Rock to see firsthand if his advice has changed the restaurants for good. He also visits Harrison, NJ, to find out if the owners of family restaurant Spanish Pavilion have mended their problems outside the kitchen, or if their disagreements are too much for their business to handle. Tune in to see if Chef Ramsay will be pleased with the restaurants’ progress, or will he have to stage yet more dramatic and emotional interventions.

Chef Ramsay visits Atlanta, GA, to help the owners of contemporary American restaurant Park’s Edge refresh their menu and service. Although the owners of Park’s Edge take pride in their diverse menu and innovative dining experience, Chef Ramsay is shocked by the restaurant’s lack of cohesiveness in the kitchen, inattentive service and disorganized management. Find out if Chef Ramsay’s advice will be enough to help the restaurant regain its elegance and stylish flair.

Chef Ramsay visits Fremont, CA, to help out 50-year-old steakhouse and banquet center Spin-A-Yarn. Despite the restaurant's rich history as an old-time hideaway and meeting place, the restaurant's bland menu and outdated decor are long overdue for visual and culinary makeover. Shocked by the restaurant's inconsistent service and disorganized kitchen staff, Chef Ramsay is put to the test to give the steakhouse a refreshed menu and ambience. Find out if Chef Ramsay succeeds in updating the restaurant's image or if it will remain stuck in its old ways.

Chef Ramsay visits Charlie's in La Verne, CA to help the owners of the Italian bistro refresh its outdated look and update the menu's bland and unoriginal options. Displeased by the wishy-washy service, unappetizing dishes and old-fashioned ambiance, Chef Ramsay has his work cut out for him to turn the restaurant's luck around. Find out if Chef Ramsay can infuse the restaurant with authentic Italian elegance or if the restaurant's woes are too much for even Chef Ramsay to tackle.

Chef Ramsay heads to Baltimore, MD, and immediately has his hands full when he visits Café Hon, a Southern Comfort eatery in need not only of a restaurant renovation but also a public image makeover. The owner of Café Hon has come under fire from the city of Baltimore for trademarking the word "Hon," a term of endearment for Baltimore culture. Find out if the restaurant revamp and renewed public image will be enough to win back the city of Baltimore and revive its tradition of southern comfort cooking.

Chef Ramsay visits the "City of Brotherly Love" to check in on family-owned Italian restaurant Chiarella's. Although the Philadelphia eatery boasts over 30 years of business, Chef Ramsay is shocked by the restaurant's outdated menu, sloppy service and disorganized staff. Find out if Chef Ramsay is able to infuse the restaurant with classic Italian flair and revive its lackluster dining experience.

Chef Ramsay visits the windy city to check in on Mexican restaurant Zocalo. Although the Chicago restaurant offers a vibrant atmosphere, Chef Ramsay is shocked by the disorganized staff and lack of service.

Located in the heart of the historic North End of Boston, and run by sister-duo Rita and Lisa, this Italian restaurant has proven to be a financial disaster, spiraling these sisters into a deep state of denial. From their hostile attitudes towards their staff and customers, to the tasteless recipes they serve, Chef Ramsay realizes these owners have lost control. Find out if Ramsay can take on these stubborn sisters.

Located in the heart of the historic North End of Boston, and run by sister-duo Rita and Lisa, this Italian restaurant has proven to be a financial disaster, spiraling these sisters into a deep state of denial. From their hostile attitudes towards their staff and customers, to the tasteless recipes they serve, Chef Ramsay realizes these owners have lost control. Find out if Ramsay can take on these stubborn sisters.

Chef Ramsay heads to Mama Maria's in Brooklyn. This Italian restaurant and pizzeria was passed down from mother to son more than 25 years ago, but has proven to be more of a burden than a family gem. The owner is exhausted from trying to make ends meet for his family, which in turn has taken a toll on the staff, food and overall performance of the restaurant. Chef Ramsay is disgusted to find 12 freezers filled with rancid and inedible pre-made meals and he reaches his breaking point when one diner needs an ambulance after eating a defrosted piece of seafood. When Chef Ramsay levels with this owner, he leaves him in tears. Find out if Ramsay's push was enough to wake this owner and save his family and restaurant.

Ramsay heads to Pennsylvania's Ms. Jean's Southern Cuisine.

Ramsay goes to Massachusetts to help a married couple improve their restaurant, Barefoot Bob's.

Chef Ramsay checks on the status of Cafe Hon, Chiarella's, and Leone's to see if they heeded his advice.

Chef Ramsay heads to the historical Olde Hitching Post in Hanson, MA, where he faces off with stubborn owner Tom. In 2005, Tom bought the eatery for his oldest daughter, Andrea - yet more than seven years later, he still refuses to let her have any control. Andrea, manager Janice and the rest of the staff are tired of his controlling ways, but Tom makes no apologies for his motto, "my way is the only way." Owning two other prosperous restaurants, Tom cannot seem to figure out what the recipe for success is in this restaurant. Find out if Chef Ramsay can revive this restaurant and put an end to the father-daughter feud .

Ramsay tries to help a bickering brother and sister whose Beaver, Pa., restaurant Levanti's is failing.

Ramsay travels to Sam's Mediterranean Kabob Room in Monrovia, Calif., where the owner has only been able to keep his own children on as employees.

A well-liked, retired couple ask Ramsay to help their son, who has taken over their restaurant, Nino's, in Long Beach, Calif.

Ramsay visits Mill Street Bistro in Ohio to try to turn the eatery around; the restaurant's owner acts like a dictator and has trouble listening to others' viewpoints.

Chef Ramsay continues his work at the Mill Street Bistro Bar in Ohio, trying to get the obstinate owner to make a major attitude adjustment.

Chef Ramsay heads to Seattle to help Peter make some much-needed changes to his Greek restaurant, Yanni's.

Ramsay travels to The Prohibition Grille in Everett, Wash., to help its inexperienced owner.

Gordon travels to Nashville, Tenn., to help the owners of Chappy's turn their restaurant around.

Ramsay travels to Scottsdale, Ariz., to help the owners of Amy's Baking Company.

Chef Ramsay pays another visit to the defiant owners of Amy's Baking Company.

Ramsay helps a Denver pizzeria owner who believes he makes the best pizza in town despite taste test results proving otherwise.

Ramsay helps the owners of Old Neighborhood in Arvada, Colo., transform their restaurant.

Ramsay tries to help the owners of Kati Allo in Queens, N.Y., turn things around.

Ramsay travels to Woodland Park, Colo., to save Mangia Mangia, an Italian restaurant saddled with tension between the owner and her staff, and problems with the food, atmosphere and service.

Chef Ramsay suggests a few top-down changes for Mangia Mangia to survive.

Chef Ramsay heads to Redondo Beach, Calif., to try and save Zayna Flaming Grill, a Mediterranean restaurant plagued by substandard food and owners playing the blame game.

Chef Ramsay is caught in the crossfire as a family's feud threatens to close Zanya Flaming Grill for good.

Gordon travels to the town of Easton, PA, where he tries to wake up a mother and son pairing who are running their Italian restaurant into the ground.

Chef Ramsay checks in on restaurants he's helped, including La Galleria in Boston; the Olde Hitching Post in Hanson, Mass.; and Prohibition Gastropub in Everett, Wash.