Antonio Torres, a serious singer of Spanish popular music, and Bárbara, a vivacious yé-yé singer, face off in a chaotic contest promoted by Rodolfo Sicilia, an overworked publicist.
Director: José Luis Sáenz de Heredia
Screenplay: José Luis Sáenz de Heredia, José María Palacio
Director of Photography: Alfredo Fraile
Producer: Arturo González