Grasmus has seen 23 bands.

Band Concerts Seen
  Bobaflex 4 concerts
  Megadeth 2 concerts
  Slayer 2 concerts
  Suicidal Tendencies 2 concerts
  Testament 2 concerts
  10 Years 1 concert
  Alice In Chains 1 concert
  Anthrax 1 concert
  Bloodsimple 1 concert
  Crossbreed 1 concert
  Dope 1 concert
  Dream Theater 1 concert
  Dry kill Logic 1 concert
  Eagles 1 concert
  Fear Factory 1 concert
  Life Of Agony 1 concert
  Mudvayne 1 concert
  Nevermore 1 concert
  Queensrÿche 1 concert
  Sevendust 1 concert
  Symphony X 1 concert
  The Autumn Offering 1 concert
  The Dillinger Escape Plan 1 concert