Flex22 has seen 36 bands.

Band Concerts Seen
  Godsmack 4 concerts
  Atreyu 2 concerts
  Five Finger Death Punch 2 concerts
  In This Moment 2 concerts
  Korn 2 concerts
  Another Day Dawns 1 concert
  Asking Alexandria 1 concert
  Bad Wolves 1 concert
  Brantley Gilbert 1 concert
  Breaking Benjamin 1 concert
  Chevelle 1 concert
  Code Orange 1 concert
  Cory Marks 1 concert
  Dance Gavin Dance 1 concert
  Disturbed 1 concert
  Down 1 concert
  Drowning Pool 1 concert
  FEVER 333 1 concert
  Fire From the Gods 1 concert
  Foundry 1 concert
  Gideon 1 concert
  Killswitch Engage 1 concert
  Mastodon 1 concert
  Metallica 1 concert
  Nonpoint 1 concert