When saying this phrase make sure you have either a shotgun or exploding device in your hand before using it on someone who doesn't expect it.
(Playing Call of Duty Modern Warfare 2)
IndianaPWNS-(Has RPG in hand) ooo Sup BRO
KillerInstinct-(C4)dude I just sup broed that guy
Mr. Bubbles-(Spas12 turns the corner) SUPPPPPPPPP BUHBUHBHUBUHBROOOOOOOOOOOOOOOO