Through his various stunts and pranks Rémi is involved in Culture jamming. In his videos, he is often found mocking the law and induces his viewers to think twice about the norms in today's society.
Gaillard's satirical motto is C'est en faisant n'importe quoi qu'on devient n'importe qui (metaphoric translation, "It's by doing whatever, that one becomes whoever").

en.wikipedia.org/wiki/R%C3%A9mi_Gaillard