Tyson raps expletive-riddled track (video)

Former heavyweight king Mike Tyson has dropped a full-length music video to accompany his inclusion in an upcoming celebrity boxing match. Tyson is set to train singer Chris Brown in a Pay-Per-View clash against rapper Soulja Boy, an event which also has Floyd Mayweather on board. The 50 year-old sings the track titled, 'If You Show Up' which features plenty of negative comments aimed Brown's opponent for the bout.