Dave O has seen 143 bands.

Band Concerts Seen
  Gwar 5 concerts
  Anthrax 4 concerts
  Megadeth 4 concerts
  Slayer 4 concerts
  Amon Amarth 3 concerts
  Hammerfall 3 concerts
  Suicidal Tendencies 3 concerts
  Testament 3 concerts
  Unleash the archers 3 concerts
  Arch Enemy 2 concerts
  Bullet for My Valentine 2 concerts
  Caustic Thought 2 concerts
  Dayglo Abortions 2 concerts
  Death Angel 2 concerts
  Exodus 2 concerts
  Gross misconduct 2 concerts
  Insomnium 2 concerts
  Iron kingdom 2 concerts
  Kreator 2 concerts
  Lamb Of God 2 concerts
  Machine Head 2 concerts
  Metallica 2 concerts
  Red Hot Chili Peppers 2 concerts
  Sabaton 2 concerts
  Sepultura 2 concerts