Drake's Summer Sixteen tour rolled into the Joe Louis Arena in Detroit Tuesday night, where the Motor City's own Eminem joined the rapper onstage. During a performance of their 2009 joint hit "Forever," Eminem elevated onto the stage without warni…This article originally appeared on www.rollingstone.com: See Drake Bring Out ‘Greatest Rapper’ Eminem at Detroit Gig

Source: RollingStone
Link: See Drake Bring Out 'Greatest Rapper' Eminem at Detroit Gig