After their adventures in high school, the group of under-gifted friends plan how to spend their summer vacation.

A group of friends are planning how to spend their summer vacation. One plans to go to the Seychelles with his American girlfriend. At the airport she dumps him for another guy. He has no money so he steals a backpack and goes camping. Somehow he meets a pretty girl and convinces her to share his tent. But a famous singer sees the girl and wants her too. He convinces the luckless guy to act like a fool and the girl leaves him and goes with the singer to the French Rivera. The luckless guy follows and engages the singer in a war of dirty tricks in order to win the girl back.—Tim the Bald

Having achieved the impossible in Les sous-doués (1980), Bebel, the ultimate prankster of Louis XIV High School, faces a shocking twist. Instead of enjoying a luxurious summer vacation in Seychelles, Bebel becomes a test subject for the Love Computer, an incredible song-analysing invention. But as Bebel falls hard for blue-eyed beauty Claudine, he must vie for her affection against the charming club owner, Paul Memphis. After all, Paul is not only a renowned crooner but is also a master of seduction. Set in the cosmopolitan city of Saint-Tropez, now Bebel must pull out all the stops to win Claudine's heart. Can his old classmates help him win this exciting game of love?—Nick Riganas

Just before leaving for an exotic vacation, a young man is dumped by his girlfriend at the airport. He decides to go on a camping trip instead. To his luck, he meets a pretty young woman willing to share a tent with him. But the arrival of a famous singer upsets their romance. The singer (with the help of a "love computer") whisks the young woman off to the French Riviera. The luckless guy follows them and wages a war of dirty tricks to get his girl back.—Gaumont