Brian M has seen 21 bands.

Band Concerts Seen
  FEVER 333 2 concerts
  Gatecreeper 2 concerts
  Gojira 2 concerts
  Knocked Loose 2 concerts
  Lamb Of God 2 concerts
  Megadeth 2 concerts
  Slipknot 2 concerts
  Tech N9ne 2 concerts
  Trivium 2 concerts
  Turnstile 2 concerts
  $uicideboy$ 2 concerts
  Vended 2 concerts
  Dropkick Murphys 1 concert
  Faith No More 1 concert
  Garth Brooks 1 concert
  Obituary 1 concert
  Rancid 1 concert
  Sublime w/ Rome 1 concert
  The Bronx 1 concert
  The Dirty Heads 1 concert
  Widow7 1 concert