WGCI-Chicago’s Big Jam Kevin Fleming November 6, 2013 Music News, Radio Buzz, Radio News WGCI/Chicago is doing its 14th Annual Big Jam on Sunday, November 17 at Allstate Arena, sponsored by Remy Martin and Beggars Pizza. This year’s concert stars Chris Brown, 2 Chainz,Wale, Meek Mill, French Montana, A$AP Rocky, August Alsina and local artists L.E.P. and Spenzo. Related