Bill Wahl has seen 12 bands.

Band Concerts Seen
  Bruce Springsteen 1 concert
  Bruce Springsteen & The E Street Band 1 concert
  Climax Blues Band 1 concert
  Earthquake 1 concert
  Edgar Winter 1 concert
  Elvin Bishop 1 concert
  Emerson, Lake & Palmer 1 concert
  Jethro Tull 1 concert
  Johnny Winter 1 concert
  Lynyrd Skynyrd 1 concert
  The Allman Brothers Band 1 concert
  The Marshall Tucker Band 1 concert