Jason Pennington has seen 20 bands.

Band Concerts Seen
  Metallica 8 concerts
  Tool 4 concerts
  Taylor Swift 2 concerts
  Author & Punisher 1 concert
  Avenged Sevenfold 1 concert
  Blonde Redhead 1 concert
  Camila Cabello 1 concert
  Charli XCX 1 concert
  Five Finger Death Punch 1 concert
  Gayle 1 concert
  Gojira 1 concert
  Greta Van Fleet 1 concert
  Ice Nine Kills 1 concert
  Kid Rock 1 concert
  Korn 1 concert
  Mammoth WVH 1 concert
  Pantera 1 concert
  Paramore 1 concert
  Powerman 5000 1 concert
  System of a Down 1 concert