22nd Letter has seen 70 bands.

Band Concerts Seen
  Amigo the Devil 3 concerts
  Boris 2 concerts
  Jane's Addiction 2 concerts
  Tejon Street Corner Thieves 2 concerts
  Acid Mothers Temple 1 concert
  Amanda Palmer 1 concert
  Anthrax 1 concert
  Archers Of Loaf 1 concert
  Band of Skulls 1 concert
  Battles 1 concert
  Bell Witch 1 concert
  Better Than Ezra 1 concert
  BIG BRAVE w/ Spiritual Poison and Carl Gene 1 concert
  Billy Idol 1 concert
  Björk 1 concert
  Bush 1 concert
  Candy Machine 1 concert
  Courtney Love 1 concert
  Curse 1 concert
  Dead Times 1 concert
  Emma Ruth Rundle 1 concert
  General Public 1 concert
  Godflesh 1 concert
  Gogol Bordello 1 concert
  Goldfrapp 1 concert