In 1930s Argentina, dim-witted Rufino and Jacinto are hired as tough guys ("guapos") by political boss Malatesta to intimidate his opponents, rig elections, etc. However, the two men change allegiances when they meet the lovely Mercedes and La Mendocina, victims of Malatesta and his gang.

An entomologist returns to Buenos Aires, after a long expedition in Africa. Upon arrival he finds that his wife, who had not heard from him in a long time, has remarried.

Tristan and Salvador, two best friends, go on vacation to Mar del Plata. Salvador decides to go his own way, and Tristan has to work as a waiter in a hotel to make ends meet.

A director of XXX films entrusts his assistant with the rental of a house for the filming with an international star. This, confused with the arrival of the star, preys the house to a friend to impress the groom

Two friends, both dating the daughters of the owners of a local club, meet two women who catch their eye and, as fate would have it, turn out to be friends of their girlfriends. To make matters worse, an election is about to be held at the club, further complicating matters with their future in-laws.

An unscrupulous doctor carries out all kinds of deceptions to profit from his clinic at the expense of his patients and his exploited employees.

Two orderlies pretend to be surgeons to impress two young doctors and conquer, through several scenarios. Finally, they are discovered when they had to operate on a mafia boss to remove a bullet.