Grissomcyn has seen 24 bands.

Band Concerts Seen
  Bastille 4 concerts
  Joywave 3 concerts
  A R I Z O N A 1 concert
  Cautious Clay 1 concert
  Dashboard Confessional 1 concert
  Droeloe 1 concert
  Gallant 1 concert
  Hot Chip 1 concert
  Janelle Monáe 1 concert
  Lord Huron 1 concert
  Lost Kings 1 concert
  Maggie Rogers 1 concert
  Phantogram 1 concert
  Phantoms 1 concert
  Portugal. The Man 1 concert
  Shoreline Mafia 1 concert
  Tash Sultana 1 concert
  The Aces 1 concert
  The Black Keys 1 concert
  The Funk Hunters 1 concert
  The Teskey Brothers 1 concert
  Vampire Weekend 1 concert
  Whethan 1 concert
  Zedd 1 concert