Andrew O'malley has seen 25 bands.

Band Concerts Seen
  Nonpoint 2 concerts
  The Used 2 concerts
  Alter Bridge 1 concert
  As Cities Burn 1 concert
  Behemoth 1 concert
  Bush 1 concert
  Butcher Babies 1 concert
  Cane Hill 1 concert
  Capstan 1 concert
  Dark Sky Choir 1 concert
  Dragged Under 1 concert
  Fozzy 1 concert
  Gojira 1 concert
  Hawthorne Heights 1 concert
  Joyous Wolf 1 concert
  Live 1 concert
  Our Lady Peace 1 concert
  Red Sun Rising 1 concert
  Santa Cruz 1 concert
  Silverstein 1 concert
  Slipknot 1 concert
  Sumo Cyco 1 concert
  Through Fire 1 concert
  Volbeat 1 concert
  Weapons of Anew 1 concert