When Jean-Pierre Costa (Jean-Pierre Bacri) introduces Didier (Alain Chabat) transformed as a soccer player to the club owners, he presents him as Hazanavicius, which is a reference to Michel Hazanavicius, director of The Artist, who used to work with Chabat in the infamous french show Les Nuls. Hazanavicius plays the soccer player who gets injured in the first part of the movie.
A lot of funny things are written in the ending credits. And a lot of names are also written with their nicknames. At the end we can read: "Nous ne remercions pas pour leur collaboration: René Bousquet, Maurice Papon et le pape Pie XIII." ("We don't thank for their collaboration...")
French
FRF54,000,000 (estimated)