William Day has seen 37 bands.

Band Concerts Seen
  Def Leppard 2 concerts
  Poison 2 concerts
  Alice Cooper 1 concert
  Alison Krauss 1 concert
  Ben Quad 1 concert
  BØRNS 1 concert
  Boston 1 concert
  Bret Michaels 1 concert
  Brooks & Dunn 1 concert
  Charlie Hickey 1 concert
  Cheap Chick 1 concert
  Cheap Trick 1 concert
  Cliffdiver 1 concert
  Cold War Kids 1 concert
  Deafheaven 1 concert
  Drayton Farley 1 concert
  Hannah Montana 1 concert
  Hector Backwoods 1 concert
  Holy Fawn 1 concert
  Hot Mulligan 1 concert
  Jonas Brothers 1 concert
  Joywave 1 concert
  KISS 1 concert
  Lita Ford 1 concert
  MIDWIFE 1 concert