Billybutch18 has seen 22 bands.

Band Concerts Seen
  Dirty Rotten Imbeciles 3 concerts
  The Always Sunny Podcast 2 concerts
  Aerosmith 1 concert
  Awake for Days 1 concert
  Cold 1 concert
  Fall Out Boy 1 concert
  Green Day 1 concert
  Hamilton 1 concert
  Hatebreed 1 concert
  Lamb Of God 1 concert
  Megadeth 1 concert
  Others May Fall 1 concert
  Rage Against The Machine 1 concert
  Run the Jewels 1 concert
  Steve-O 1 concert
  The Black Crowes 1 concert
  The Interrupters 1 concert
  The Roddenberries 1 concert
  Trivium 1 concert
  University Drive 1 concert
  Weezer 1 concert
  "Weird Al" Yankovic 1 concert