A lord’s servant, Ali Baba, is sent to retrieve a slave for his master, but ends up on an adventure filled with gold, mischief, love, and forty famous thieves instead.

An honest but naive young man is manipulated by a gang of crooks who use him as as a cover for their misdeeds. His honesty will be rewarded though and he will find the way to the heart of his beloved.

Dédé is a young wealthy man who buys a shoe store, owned by his friend Robert, in order to receive more conveniently his mistress. Everything seems fine and Dédé seems to be enjoying all of this. But the man barely knew that he would fall in love with one of the many pretty vendors of his new "acquisition", favoring this new girl over the previous one.

A problem forces a plane carrying passengers bound for the Far East to land on a desert island. Couples forms and they are happy. They are finally located, rescued and repatriated. A few months of 'civilization' are enough to pit them against each other. Then they decide to return to their paradise lost.

Raymond Corbier, a sculptor, has a wonderful wife, Sylvia, whom he adores. To save a passionate admirer who simulates suicide because she does not respond to her advances, Sylvia, an irreproachable wife, is forced to lie for the first time to Raymond.

Two friends, Tricoche and Cacolet, are partners in a detective agency. Chance has it that Cacolet is hired by Van der Pouf, a rich banker who wants him to watch over his wife Bernardine while the latter, on her part, seeks the services of Thicoche.

As playboys cannot pay their debts anymore,their creditors suggest one of them marry a millionaire's daughter.

A young man who wishes to launch his girlfriend in the theater, borrows money from his aunt, making her believe that he wants to buy groceries. His aunt arrives and then wishes to visit “her” grocery store; to save the day he borrows the store of a credulous grocer.

Following a broadcast on the radio, each of the listeners remembers these "little nothings" (the title is borrowed from a play by Mozart), which have often changed their lives. Each of these stories told will prove that a tiny detail in life can change an entire destiny.