Black Flag's songwriter, guitarist, and founding member Greg Ginn returns to play the Hell stage at the Masquerade. Vocalist and former pro skater Mike Vallely fronts a new lineup featuring drummer Isaias Gil and bass player Joe Norval. The group breathes new life into a comprehensive set of material from throughout Black Flag's catalog. Tickets go on sale Fri., Sept. 6. 10 a.m. Eastern time.