Monique, a Belgian girl, comes to Paris to learn painting and become an artist. She took courses at the Academy and found a studio in Montmartre.

On prize-giving day, a few dunces recall various incidents that marked their school year.

Young, handsome, dashing but cynical, Octave Mouret arrives in Paris, determined to conquer the belles of the capital.

Professor Charles Buisson, astronomer and Nobel Prize winner, has just discovered a nova. He informs the other observatories by telephone. Just as he thinks one of them is calling back, he finds himself on the line with a young woman threatening suicide at the Ruban Bleu cabaret, if her lover hasn't joined her by midnight. Intrigued, the professor decides to go and prevent the unfortunate woman from committing suicide. One of his students, who earns her living as an understudy in a knife act, helps him in his investigation, while the school principal and a policeman suspect him of being a prankster or even of selling drugs. For the scientist, it's an opportunity to discover a world of music-hall that he'd never known before: "I thought I knew the sky chart by heart, but there's one planet that was totally unknown to me: Earth. I'll be back!

In order to inherit her husband's old aunt more quickly, a greedy peasant woman engages in various dishonest maneuvers.

The cinematographic illustration of fifteen cheerful, tender or ferocious songs that made the success of the songwriter of the comedian Noël-Noël. After "Les casses pieds", "La vie chantée" stages several sketches of daily life where everyone can recognize themselves and laugh about it.

Adaptation of classical Russian Nikolai Gogol's comedy.

A young man leads a happy life in Paris, while making his aunt believe that he is continuing his studies, while she supports him financially.

A person who had usurped the identity of a famous writer of detective stories was killed in the train. Why and by whom?