Back to school for Ducobu, Léonie Gratin and Latouche. But this year, a major rival for Ducobu arrives at school: TGV, the king of cheating 3.0. While the financial situation of Saint-Potache becomes disastrous, the two dunces will have to unite their creativity to win a song contest and save their school.
as Gustave Latouche / Ghislaine Latouche
as Ghislaine Rateau
as Adeline Gratin
as Hervé Ducobu
as Ducobu
as Léonie Gratin
as T.G.V.
as Willie
as Directeur de Saint Potache
as le présentateur
as le directeur de Jean d'Ormesson
as le père de Willie
as l'infirmière
as Anaïs
as le vendeur bodybuilding
as M. Mignard
as un élève
as Monsieur Kitrich
as Un policier
