Jason Aardsma has seen 63 bands.

Band Concerts Seen
  Chevelle 3 concerts
  Rammstein 3 concerts
  Beartooth 2 concerts
  Drowning Pool 2 concerts
  Korn 2 concerts
  Meshuggah 2 concerts
  Ministry 2 concerts
  Of Mice & Men 2 concerts
  Trivium 2 concerts
  Alter Bridge 1 concert
  Amon Amarth 1 concert
  Anthrax 1 concert
  Baby Metal 1 concert
  Biffy Clyro 1 concert
  Breaking Benjamin 1 concert
  Bullet for My Valentine 1 concert
  Bush 1 concert
  "Chicago Open Air" 1 concert
  Code Orange 1 concert
  Coheed and Cambria 1 concert
  Corey Taylor 1 concert
  Creed 1 concert
  Disturbed 1 concert
  Five Finger Death Punch 1 concert
  Ghost 1 concert