Man Bam is a Wreck. I remember reading about him a few years back being out of control while he was touring with his band Fuckface Unstoppable. Which was basically CKY with Bam singing. I remember the guitar player quit in the middle of a show, because Bam's buddy Brandon Novac sucked some guys dick on stage.
Here is a video of it (Not the dick sucking, but right after the guy pulls his pants up and the guitar player quitting)...
Bam Margera Family Therapy Episode