1) A gang(crew) in birmingham, england, also known as , the burger bar crew, origionating from the b21 postcode, and also in b12, b18, and others, they have beef with postcodes b6, b19, and others
2) slang term used by people from Birmingham and south London, crews such as PDC etc
BANG BANG, I rep dat!!!
wat u sayin blud, BANG BANG!