Omar Little.

About Omar Little

Omar Devone Little is a fictional character on the HBO crime drama series The Wire, portrayed by Michael K. Williams. He is a notorious Baltimore stick-up man who frequently robs street-level drug dealers. He is legendary around the inner city for his characteristic duster, under which he hides his shotgun, large caliber handgun, and bulletproof vest, as well as for his facial scar and his whistling of "A-Hunting We Will Go" when stalking targets.