Hyper21 has seen 9 bands.

Band Concerts Seen
  Weezer 4 concerts
  Pixies 3 concerts
  Sleigh Bells 3 concerts
  Jack's Mannequin 2 concerts
  Paper Route 2 concerts
  Paramore 2 concerts
  Phantom Planet 2 concerts
  Ozma 1 concert
  The Get Up Kids 1 concert