Tuesday, March 22, 2005 Flashback: Jam Master Jay, WGCI Mastermix, Chicago, 1986 Jam Master Jay, WGCI Mastermix, Chicago, 1986R.I.P. DJMonsterMo | 7:43 AM | Comments: Flashback: Jam Master Jay, WGCI Mastermix, Chicago, 1986 Jam Master Jay, WGCI Mastermix, Chicago, 1986R.I.P. Please enable JavaScript to view the comments powered by Disqus. blog comments powered by Disqus