Hoping to scare wealthy young Bernard into getting married to his longtime fiancee Georgette, a phony fortune-teller is hired to inform Bernard that he is to die very soon. But thanks to a case of mistaken identity, the fortune-teller delivers this message to middle-aged gym instructor Étienne. Instead of heading towards the altar, however, Étienne decides to live his last few months on earth to the fullest -- and as a result becomes a millionaire at the gaming tables of Monte Carlo. Upon learning that he isn't going to kick the bucket after all, our hero pretends to be at death's door anyway, all for the purpose of patching up the rocky romance between Bernard and Georgette.

Foreign spies are interested in plans for a device invented by a French aviator. They kidnap the young man but fail in their business thanks to the energy of his wife and the cunning of the mechanic.

A restaurant waiter and the telephone operator at the Palace of Cap Martin sympathize without ever being able to go out together, because their day off is not the same. In the meantime, the disappearance of the Prince of Roumelia, whom no one knows, is announced. The boy, with the complicity of the young girl, pretends to be the Prince. They have a happy day. But the deception is quickly discovered, they are fired. Fortunately, the real prince arrives and asks for their forgiveness.

Working as a cook for a Parisian household, a naive country girl finds some kind of love among vegetable traders, while reluctantly helping her boss with his new play and marital life.

A young man realizes that his fiancée is asking the Mystery Prince for advice on the conduct of his future household. The Mystery Prince is a radio presenter adored by his listeners. To get rid of this cumbersome character, the young man makes one of his comrades pass for the presenter, who has become the worst of cads.

In the Camargue, a herdsman has just become engaged to a young local girl when his heart is troubled by a stranger who is playing the comedy of love for him. After this disappointment, he resumes the interrupted idyll.

Maxime, heir to an old provincial family, is deeply in love with Maud whom he makes his fiancée. But learning that the young girl's life has not always been beyond reproach, he refuses to marry her and returns to his castle in the company of his sister who, happier than him, has met a man worthy of being in Paris. love.

Vérotchka, a vivacious theater actress touring in a provincial town, is turned out of her hotel by orders of Monsieur Tricointe, the stern president of the local law court. In a rage, the actress knocks at Tricointe's door with a view to protesting against the treatment she is given. She goes about it so well that she ends up being accommodated by the president himself. This is the moment Jean-Pierre Gaudet, the Minister of Justice, chooses to pay an unannounced visit to his friend Tricointe. There he mistakes Vérotchka for Madame Tricointe and the president does not dare to contradict Gaudet. A lot of absurd situations ensue.

"Les Trois Valses" traces the love story of two people over three eras. In the first waltz (music based on Johann Strauss I), Yvonne is a sensitive Parisian ballet dancer, whose romance with a dashing officer is brought to an abrupt end by his family. She goes off to Vienna to become a big star. In the second waltz, her daughter, an even bigger star, but now of Paris music halls, has a brief flirtation with the rakish man-about-town who is the son of suitor number one. She throws him over pretty quickly for a chance to shine at a Gala performance. Finally, in the third waltz, the two get together, when she is a movie star, and he is posing as an insurance salesman.