خلاصه داستان : داستان مدرسه ای بنام دوکوبو با دانش آموزانی شیطون و استاد در تقلب کردن

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.