Bam Margera appeared on TV.
Bam Margera . He has since appeared in MTV 's Viva La Bam and Bam 's Unholy Union , all three Jackass movies , and Haggard and Minghags , both of which he co-wrote and directed . Viva La Bam is an American reality television series that starred Bam Margera and his friends and family .