What is "champtown"

Brian Harmon, better known by his stage name Champtown, is an American rapper, disc jockey, film director and teacher from Detroit, Michigan. Founder of the Straight Jacket independent record label, Champtown is known for helping establish the careers of a number of Detroit hip hop artists, including Kid Rock and Eminem. He has also worked with Ice-T, Rev Run, Public Enemy and Uncle Kracker. He is currently producing a documentary film, The Untold Story of Detroit Hip Hop, which will be narrated by Chuck D and feature interviews with notable Detroit rappers.