New Music: Busta Rhymes Feat. Future And Trey Songz 'Shake It' Bussa Buss returns with a club banger dedicated to the caked up women ready to shake a couple thangs. Future and Trey Songz hop on the ride too. Blast the cut off Funkmaster Flex’s Who You Mad At? Me Or Yourself below. Tags Busta Rhymes, Trey Songz, future, Funkmaster Flex, who you mad at? me or yourself?