Ralph James Rice ("Young RJ") and Curtis Cross ("Black Milk") make up B.R. Gunna, a production duo with ties to fellow Detroiters Athletic Mic League and Slum Village. In 2004, Rice and Cross put together the sequel to Slum Village's Dirty District mixtape, with guest spots from Jay Dee, MC Breed, and a cast of up-and-comers. Rice is the son of RJ "The Wiz" Rice, former leader of RJ's Latest Arrival ("Shackles on My Feet") and operator of the Barak label.