Rob Gassmann has seen 185 bands.

Band Concerts Seen
  Powerwolf 4 concerts
  Warkings 4 concerts
  Amon Amarth 3 concerts
  Korn 3 concerts
  Amber Pacific 2 concerts
  Arch Enemy 2 concerts
  Armor for Sleep 2 concerts
  Emery 2 concerts
  Fear Factory 2 concerts
  From First to Last 2 concerts
  Gloryhammer 2 concerts
  Hypocrisy 2 concerts
  Machine Head 2 concerts
  Orbit Culture 2 concerts
  Plain White T's 2 concerts
  Rob Zombie 2 concerts
  Senses Fail 2 concerts
  Septicflesh 2 concerts
  Silverstein 2 concerts
  ten56. 2 concerts
  The Bled 2 concerts
  Underoath 2 concerts
  "Vans Warped Tour" 2 concerts
  Adair 1 concert
  AFI 1 concert