Sonnet 23 has seen 123 bands.

Band Concerts Seen
  Foo Fighters 13 concerts
  Garbage 3 concerts
  Incubus 3 concerts
  The Delta Riggs 3 concerts
  U2 3 concerts
  All Time Low 2 concerts
  Biffy Clyro 2 concerts
  Chris Isaak 2 concerts
  Cloud Control 2 concerts
  Matchbox Twenty 2 concerts
  Of Mice & Men 2 concerts
  Queens of the Stone Age 2 concerts
  Rise Against 2 concerts
  Soundgarden 2 concerts
  Tenacious D 2 concerts
  The Smashing Pumpkins 2 concerts
  Adalita 1 concert
  Alanis Morissette 1 concert
  Amyl and the Sniffers 1 concert
  Anthrax 1 concert
  A Perfect Circle 1 concert
  Arctic Monkeys 1 concert
  Battlesnake 1 concert
  Ben Folds Five 1 concert
  Billy Talent 1 concert