Jo 90 has seen 41 bands.

Band Concerts Seen
  Four Year Strong 3 concerts
  Candlebox 2 concerts
  Children Of Bodom 2 concerts
  Job for a Cowboy 2 concerts
  Motion City Soundtrack 2 concerts
  2Cents 1 concert
  A Day To Remember 1 concert
  Amon Amarth 1 concert
  Armor for Sleep 1 concert
  Bush 1 concert
  Chimaira 1 concert
  Darkest Hour 1 concert
  Devin Townsend 1 concert
  Every Time I Die 1 concert
  Goatwhore 1 concert
  Gully Boys 1 concert
  GWAR 1 concert
  Heavy Heavy Low Low 1 concert
  High On Fire 1 concert
  In Flames 1 concert
  Jerry Cantrell 1 concert
  Katatonia 1 concert
  Megadeth 1 concert
  Necro 1 concert
  Never Loved 1 concert