Birgen Boons has seen 40 bands.

Band Concerts Seen
  Sabaton 3 concerts
  Aborted 1 concert
  Accept 1 concert
  Amon Amarth 1 concert
  Beartooth 1 concert
  Behemoth 1 concert
  Black Peaks 1 concert
  Candlemass 1 concert
  Cellar Darling 1 concert
  Children Of Bodom 1 concert
  Concealed Reality 1 concert
  Crisis 1 concert
  Crowbar 1 concert
  Death Angel 1 concert
  Disturbed 1 concert
  Eisbrecher 1 concert
  Eluveitie 1 concert
  Godsmack 1 concert
  Gojira 1 concert
  Grand Magus 1 concert
  Hatebreed 1 concert
  Hemelbestormer 1 concert
  Immolation 1 concert
  In Flames 1 concert
  KISS 1 concert