Yann who is trying, albeit unsuccessfully, to cope with his life generally and especially bereavement decides to look up Thomas, his best friend from high school. Thomas is thee same crazy character as he ever was and between them they cook up a plan to rearrange Yann's birthday party from their high school days and get all their old friends to come along. This means locating their friends and a journey to visit and convince some of them to join in their plan. How their friends have changed, their lives and the revelations provide plenty of humour. But why is his friend Thomas just the same as he ever was ?
| Directing | Rémi Bezançon | Director |
| Writing | Vanessa Portal | Screenplay |
| Writing | Jean-François Halin | Screenplay |
| Writing | Rémi Bezançon | Screenplay |
| Sound | Pierre Adenot | Original Music Composer |
| Costume & Make-Up | Marie-Laure Lasson | Costume Design |
| Production | Nadia Nataf | Casting |
| Production | Isabelle Grellat | Producer |
| Art | Eric Bourges | Art Direction |
| Art | Jimena Esteve | Set Decoration |
| Production | Dorothée Auboiron | Casting |
| Editing | Fabrice Rouaud | Editor |
| Art | Maamar Ech-Cheikh | Production Design |
| Camera | Antoine Monod | Director of Photography |