Petit Spirou, like all his family before him, has a career destiny all traced. When his mother announces that he will integrate the bellhop school at the beginning of the new school year, Petit Spirou, with the help of his friends, will take advantage of his last days of class to declare his love to Suzette. And no matter how. They decide to live an extraordinary adventure.

Sacha Pinault
as Le Petit Spirou

Natacha Régnier
as Mère Petit Spirou

Pierre Richard
as Grand Papy

François Damiens
as Monsieur Mégot

Philippe Katerine
as Langélusse

Armelle
as La Voyante

Gwendolyn Gourvenec
as Mademoiselle Chiffre

Lila Poulet-Berenfeld
as Suzette

Mahé Laridan
as Vertignasse

Timothée Moffen
as Cassius