On Sturdays from 4:00-6:00pm, the Hip Hop Shop had open mic contests hosted by a rapper killed during an altercation at what nightclub?
Hip Hop Shop:  The spot, located on 15736 W. Seven Mile Road, had open mic contests that were managed and hosted by rapper Proof on Saturdays from 4:00 - 6:00 P.M. Its rap battles inspired the similar scenes depicted in the movie "8 Mile", starring Eminem. Proof (rapper):  In 2006, Proof was shot and killed during an altercation at the CCC nightclub in Detroit.
CCC nightclub