An out-of-work professor gets a break from an old college buddy to teach at an exclusive girl's school. But events conspire against him: he finds an abandoned child which he takes under his wing, despite the school's rules against teachers having a family; and the girls in the school resent his replacing a handsome and popular teacher, and do everything in their power to get him fired.

Jacqueline and Jacques, newlyweds, are in frequent discussions. The cause is Jacqueline's flirtatious nature, which she has not been able to shake off despite her marriage. One of her tennis partners, Pierre, declares his love for her, but Jacqueline advises him to marry Simone instead. Meanwhile, the husband is approached by an unsympathetic character who suggests that Jacqueline is his mistress.

The Marquise de Saint-Ange wants to marry her niece Nicole, but the young girl, put off by the chosen suitor, flees with her friend Jacques.

Jules and Fernand are two boys from the Café des sports in Marseille who take part in their corporation's annual race.

A young bank employee is engaged to the manager's daughter. He is very much in love but she thinks she is married for her dowry and breaks off her engagement on the wedding day...

After a deadbeat patron at his restaurant gets special care from the cops who think the man has amnesia, the maitre d'hotel decides to pretend he too has amnesia. He is claimed in turn by an aristocrat family and by trapeze artists.

A brave man accidentally gives some good tips to a client who immediately hires him as a secretary. But he is kidnapped by a rival bank and there is a queue to get his predictions. He finally understands that he makes everyone's fortune except his own. He opens a private pharmacy where he earns everything he wants and even love.

After finding and adopting a child, a man gets a job at an all-girls school which doesn't allow families. Once the girls find the baby, they become his forty little mothers. At the same time, the child's true mother searches for him.

A young woman whose family doesn't want her to marry is taken by her lover to a seance, where before the eyes of her parents she is conjured away. Her man awaits on the other side.

Famous author Bretonneau gets his ghost writer Moluchet to impersonate the notorious criminal Jim la Houlette and pretend to steal a manuscript to boost the sales of their novels.

A trio of seedy gangsters, Gigi, Totor and Jo, manage to snatch a suitcase of diamonds, which they promptly lose. The precious luggage is recovered by Ernest Mamourette, a distracted salesman. The police suspect him of being behind the hold-up and the safe. Gigi reappears under the identity of a certain Countess Olga and expresses her desire to marry Mamourette, who is released from prison, and is drawn into a burglary at the home of the real Countess, who, on the point of committing suicide, is reunited with Ernest, her beloved husband, whom she thought had disappeared.

An ex-businessman, ruined and reduced to living under bridges, uses the name of one of his companions in misfortune, Rothchild, to organize a vast scam.

The banker Marivol looks like a tailor, Lambinet. Gangsters threaten the first, who hires the second as a double. The latter accepts ignoring everything. When he learns that he will be the target of killers, the unfortunate man begins to live in terror.

Albert is the irremovable waiter in a small bistro that has just been sold by his former bosses, Angèle and Léon. Angèle, having forgotten the ten million paid by the notary in a cab, prefers to feign madness rather than incur her husband's wrath; but Léon, in turn, eventually learns what has happened to his money, goes mad and kicks out the honest cab driver who comes to return the lost sum. A phone call from the police station later informs Albert that the money is at his boss's disposal; but as the boss is now in an institution, Albert borrows his identity papers and goes to collect the money - which he pays in full to the pari-mutuel betting house. After a series of shocks and counter-shocks, Angèle and Léon regain their senses enough to watch for the outcome of the race, and share with Albert the final winnings, which are very substantial.