AudioQuickies Fat Joe, 50 Cent Collaborate on DJ Kay Slay Orchestrated “Free Again” By Birthplace Magazine - January 21, 2014 Reunited, and it feels so hood. Notable if only for the fact that 50 Cent and Fat Joe had a well-publicized beef back in the day, DJ Kay Slay reunites the former rivals for “Free Again,” a simplistically groovy headnodder produced by Street Runner.