Guillaume has seen 145 bands.

Band Concerts Seen
  Megadeth 7 concerts
  Aether Realm 4 concerts
  Lorna Shore 4 concerts
  AngelMaker 3 concerts
  Children Of Bodom 3 concerts
  Enterprise Earth 3 concerts
  Inferi 3 concerts
  Rivers of Nihil 3 concerts
  Aenimus 2 concerts
  After the Burial 2 concerts
  Allegaeon 2 concerts
  Archspire 2 concerts
  Arkaik 2 concerts
  Avatar 2 concerts
  Beyond Creation 2 concerts
  Billy Talent 2 concerts
  Cannibal Corpse 2 concerts
  Carnifex 2 concerts
  Cognitive 2 concerts
  Fallujah 2 concerts
  Fit For An Autopsy 2 concerts
  Great American Ghost 2 concerts
  In Flames 2 concerts
  Ingested 2 concerts
  Iron Maiden 2 concerts