Koutsi has seen 137 bands.

Band Concerts Seen
  In Flames 6 concerts
  Enter Shikari 4 concerts
  Hollywood Undead 4 concerts
  Trivium 4 concerts
  A Day To Remember 3 concerts
  Amorphis 3 concerts
  Architects 3 concerts
  Blind Channel 3 concerts
  Bring Me The Horizon 3 concerts
  Metallica 3 concerts
  While She Sleeps 3 concerts
  Beartooth 2 concerts
  Disco Ensemble 2 concerts
  Five Finger Death Punch 2 concerts
  Ghost 2 concerts
  Gojira 2 concerts
  Machine Head 2 concerts
  Parkway Drive 2 concerts
  Rammstein 2 concerts
  Thirty Seconds to Mars 2 concerts
  A$AP Ferg 1 concert
  Action Bronson 1 concert
  Airbourne 1 concert
  Alestorm 1 concert
  All Time Low 1 concert