Chicago, IL -- In a new, Booth-exclusive video, our own DJ Z goes backstage at Chicago's School Daze hip-hop showcase to talk to Big Sean, the G.O.O.D. Music/Def Jam emcee who recently brought us "Supa Dupa." In addition to discussing the forthcoming UKNOBIGSEAN mixtape and the debut album, Finally Famous, that will follow, Sean gives his thoughts on what sets him apart from other rappers and how he's going to surpass his label's lofty expectations.