Greg, greg, greg...clearly you're not a big user of the internet. Ryan: Right on the money! FOR GREAT JUSTICE!
It's from Zero Wing, an early Japanese computer game (the original caption read "All Your Base Are Belong To Us" (sic). If there's some clever irony in using it against Renault (the French), sorry, I don't see it either.
Greg, Greg, Greg... http://en.wikipedia.org/wiki/All_Your_Base_Are_Belong_To_Us Man, that was a great fad.