Bam Margera is a pro skater that made a name for himself while he was on the Jackass crew. He really made a name for himself. His real name was Brandon Cole Margera and he legally changed it to Bam. Anyway, since then Bam appeared is a few other popular TV shows, started his own Music label, moved to a really big house with his own private skate park (by the way, if you need some cheap skateboard ramps go here) and made his own line of Bam-wear.
A new piece in the line is the result of a collaboration between Bam and Electric, the BSG II: