André Duroc pretends to be a duke in order to extort money from Aunt Solange. But his trickery is discovered, he must flee and, thanks to a uniform, takes part in the great maneuvers.

During an evening in a bar, Roger, a friendly cognac salesman and connoisseur, overhears a telephone conversation that intrigues him, then worries him: "... a few bullets to the head and she'll be dead in a minute...". Distraught, Roger follows the stranger who has taken his car. A relentless pursuit ensues. Roger arrives at a mysterious property where the "assassin" disappears to commit his crime. Knocked unconscious by the killer he fought and prevented from carrying out his crime, Roger regains his senses, comfortably installed in the living-room of an old colonel, Colonel Van Booren.

Mr. Pelletan's rascal son Bébert son got another F for playing in class. His punishment is an essay on the Merovingian king Dagobert. All they know is he had eight wives and reunited Francia. The ignorant knave's irreverent imagination turns that into a harem and a ludicrous war without armies, loaded with anachronisms, in a race against rival king Charibert for the crown of Reims. The king's right hand, archbishop Eloi, the later patrons saint of carpentry, is portrayed as an inventor.

A simple man gets involved in an implausible story of gangsters in the wake of the discovery of a criminal's dead body in his own bed.

In spite of his failures as a peddler, Casimir guaranteed his fiance that this time the vacuum cleaners will work for good. But he's still unsuccessful until he go to the appartment of Paul-Andre, a painter who was engaged by correspondence to a rich south-American woman. That's exactly when she arrive armed with a gun infuriated after she had received a rupture letter from the man she had never seen. She mistakenly took Casimir as her painter lover. Casimir his ready to flee until he learned she owned many hotels, a thousand rooms in fact. "A thousand rooms, a thousand vacuum cleaners", he suddenly think.

A modest taylor the women found irresistible inherit a Maison de couture in financial difficulty. Decided to save it he prepare a great collection. But when his wife discovered his relations with one of the mannequin, how would he prevent the scandale without loosing... both of them?!