For those of us on this side of the Atlantic, "Chav" is a classist term for obnoxious and vain people of lower socioeconomic status, equivalent to "Guido" in America.
Online gambling operation Paddy Power, who have figured out the best media plan is to get your ads banned, came up with this one that they say is unbroadcastable in Great Britain.
It is pretty amusing, though. Someone should send that sniper to New Jersey.
First seen on Ads of The World