Sudan Ameer Williams, better known by his stage name Iamsu!, is an American rapper and record producer from Richmond, California. He is the co-founder and lead member of the hip-hop group HBK Gang, wh

Jason L. Martin, formerly known by the stage name Problem, is a German-born American rapper from Compton, California. He is best known for his guest appearance on Rich Homie Quan's 2014 single "Walk T