Proof

DeShaun Dupree Holton (October 2, 1973 – April 11, 2006), known professionally as Proof, was an American rapper from Detroit, Michigan. He was a member of the groups Soul Intent, 5 Elementz, Funky Cowboys, Promatic, Goon Sqwad, and D12. A close friend of rapper Eminem since childhood, Proof was often a hype man at Eminem's concerts.