Middle-aged attorney Pierre falls for a young woman who dances in a discotheque to work her way through medical school. The lovestruck lawyer can't bring himself to leave his wife over the young woman. When the dancer's wealthy suitor is murdered, Pierre is accused of the crime.

In this Frenco-Italian gangster parody, a shop keeper on his way to an Italian holiday suffers a crash which totals his car. The culprit can only compensate his ruined trip by driving an American friends car from Napels to Bordeaux, but as it happens to be filled with such contraband as stolen money, jewelry and drugs, the involuntary and unwitting companions in crime soon attract all but recreational attention from the "milieu".

Robert and his fiancée Lucienne were due to go on vacation together to a tented village in Sicily. Robert is forced to postpone his trip and only joins Lucienne a few days later, taking advantage of the departure of a following group. During the train journey, he befriends Thérèse, a young Sicilian living in Paris, who wants to make a pilgrimage to the land of her ancestors. Lucienne is away from the camp when Robert arrives, so he can continue to see Thérèse, and little by little they discover that they love each other. When Lucienne returns, an explanation and reconciliation take place, then Robert changes his mind and, with the vacations over, leaves Lucienne alone to live in Sicily with Thérèse, who wants to stay in her family's homeland.

Determined to marry, but without enthusiasm, Bernard chose Lysiane Laborie. To bid a fitting farewell to his wild youth, he buried his bachelorhood. Then his friend Bobby, with Lysiane's consent, persuades Bernard that he's marrying not a candid young girl, but Lily the Strychnine, a volcanic creature. The future husband discovers the joke and responds by introducing himself as a notorious gangster. Confrontations with thugs lead them all to the station. Bernard and Lysiane fall into each other's arms.