Cantinflas, the boyfriend of the servant of a rich industrial man, gets into the house in order to kill a mad dog. Suddenly this man appears so the servant tells him that Cantinflas is his wife's brother (Leonardo), who had been lost for years. The rich man then remembers that his father in law's testament could only be paid when all brothers get together, so treats Cantinflas, a real bum, as a king.

Cirilo, a used clothes dealer, falls in love with Maria, who works as a cook in a house. One day they find by chance in the basement something that will change their lives.

The Galician Candida has a bakery in front of the butcher Robustito, who constantly berates although children of both Aurora and Rodolfo are in love. In the neighborhood where they live, the neighbors prepared a joke to the galician girl. She gets angry Robustito hard time believing him guilty of what happened.

Julio Cesar (Enrique Herrera), writer of soap operas, is very upset nerves. Dr. Jimenez (Alberto Galán) recommends an institution that will give he a therapy to cure these scares. To avoid exposure to bad publicity, is camouflaged by the pseudonym Justiniano Conquian . By chance, a taxidermist (Joaquin Pardavé) also named. His case is different: it is a millionaire heir heritage potential, but will only be legally recognized if it meets a peculiar condition in the will, having to spend a whole month in the gloomy castle Conquian, competing with other heirs of fortune. Dr. Jimenez is bribed by a cousin of Justinian to send the false Conquian scares Castle into thinking that is the sanatorium.

Don Timoteo Rodriguez is an old friendly but scared and outdated, whose office is the pedestal: According to his modest way of life, things are more important to the traditional and the past. Yet., Timothy has a son who's not at all like his name is Luis, a young reckless and vicious, whose bad companions take him away from the law. There will come a moment in which Don Timoteo have to forget about the old days and his son face the reality, but what will be the cost of having evaded?

Catita is a simple and poor woman who dreams of that her son stands out on something important to help her out of his humble. But she opposes to him being boxer, therefore constantly fighting with her husband.

Aristocratic but penniless, the Veradada have to resort to loans Lebanese businessman Jalil, whose son Selim, suffers the scorn of Martha, the daughter of the Veradada wasteful. Being invited to the house of Don Guillermom, Jalil and his wife Suan and Selim are teased and contempt. Finally, the Lebanese family worker puts in place the family of Don Guillermo ridiculous.

Light comedy in which Joaquin Cortes and Mapy Pardavé join their talents, written and directed by Gilberto Martinez Solares. It deals with the life of a pair of twins from a provincial family who emigrated to the city, then one begins to work in a music magazine and occasionally is confused with her sister, which causes problems with their respective boyfriends.