Gérard Lanvin has an important role in a new blockbuster! Filming is about to begin in the South of France. On site, he meets Momo Zapareto, the pool boy at the house he is renting for the duration or the shoot. But Momo is a fan, a big fan… an uberfan! He has seen all his films and is soon doing all he can to make himself indispensable to his idol and the technical crew. For Gérard, the nightmare has just begun…
Alex, whose singing career can't manage to succeed, accepts a strange job : to make a pensionner choir sing nursery rhymes. She finds out a bunch of out of control old people who dream of singing rock and roll music ! Her mission will be more complicated than expected...
