Big Sean ‘Detroit’ Mixtape: Rapper Serves 16 Tracks, Chris Brown, J. Cole Join Big Sean ‘Detroit’ Mixtape: Rapper Serves 16 Tracks, Chris Brown, J. Cole Join Detroit is the city Big Sean ...

Here's a quick history lesson: J. Cole appeared on "24K of Gold" from Big Sean's 2012 mixtape Detroit, and Big Sean appeared on "Burn" from Meek Mill's 2012 mixtape Dreamchasers 2. Sadly ...