Hip Hop heavyweight’s Jay-Z & Eminem joined forces  in Detroit last night to kick off their highly anticipated joint concert series and my oh my did it ever come together beautifully. Not only did lucky concertgoers get to see Em & Jay perform, but they also got some surprise treats via guest performances from  the likes of Dr. Dre & 50 cent, Young Jeezy & Drake. Catch all the magic from the show below.