Fred Bueno

The Syndicate of Brazilian Thieves tries to steal the world's greatest diamond, owned by the international star Iraya, who comes to spend the carnival in Rio. Interpol kicks in.

César wants to be a singer and, with the help of his friends Maloca and Didi, seeks an opportunity on television talent shows. When he performs on Chacrinha's show, he wins all the night's prizes and wins the affection of a young woman from a wealthy family who is dating a con man who steals cars. Realizing the girl has a crush on the singer, the con man sets a trap to get César out of the game.