‘Bam’ Margera teams up with West Chester artist John Hannafin for exhibit By Kathleen Brady Shea, Managing Editor, UnionvilleTimes.com John Hannafin's 'Castle Bam' is just one result of a recent collaboration between the well-known local artist and Brandon 'Bam' Margera. Margera will be showing his own paintings this weekend at the Chester County Historical Society as...