The guy in the Video is Rémi Gaillard. He is a famous "small criminal".
He has other videos where he taunts the police and such.
He is know as the man who invites himself on television.
As an Imposter, he walked on the fields of many french sports matches (soccer, rugby, volley, handball, tennis, ...) and behaves like one of the players of that game.
Also, he has made tons of videos where he pulls pranks with other people.
Check "Remi Gaillard" on YouTube, or his own website: http://www.nimporteq ui.com