Earl Simmons better known by his stage names DMX and Dark Man X, is an American rapper and actor. In 1999, DMX released his best-selling album, …And Then There Was X, which featured the hit single Party Up (Up in Here). Simmons has acted in films such as Romeo Must Die, Exit Wounds, Cradle 2 The Grave, and Last Hour. In 2006, he starred in the successful reality television series DMX: Soul of a Man. DMX has sold over 30 million records worldwide, making him one of the best-selling hip-hop artists of all time.