Shaun O'brien has seen 41 bands.

Band Concerts Seen
  Def Leppard 2 concerts
  Lamb Of God 2 concerts
  Trivium 2 concerts
  Whitesnake 2 concerts
  Alice Cooper 1 concert
  Alien Weaponry 1 concert
  Amon Amarth 1 concert
  Anthrax 1 concert
  Bauhaus 1 concert
  Behemoth 1 concert
  Biffy Clyro 1 concert
  Blackberry Smoke 1 concert
  Black Peaks 1 concert
  Black Star Riders 1 concert
  Black Veil Brides 1 concert
  Clutch 1 concert
  Die Antwoord 1 concert
  El Moono 1 concert
  Ghost 1 concert
  Godsmack 1 concert
  Hope (DE) 1 concert
  Last In Line 1 concert
  MC50 1 concert
  Metallica 1 concert
  Obituary 1 concert