K4 Tr!N4 has seen 18 bands.

Band Concerts Seen
  Ed Sheeran 2 concerts
  Harry Styles 2 concerts
  Bleachers 1 concert
  Del Water Gap 1 concert
  Jenny Lewis 1 concert
  Josh Groban 1 concert
  Kacey Musgraves 1 concert
  Maggie Rogers 1 concert
  Mumford & Sons 1 concert
  Now, Now 1 concert
  Of Monsters and Men 1 concert
  Taylor Janzen 1 concert
  The 1975 1 concert
  The Driver Era 1 concert
  The Raconteurs 1 concert
  The Wrecks 1 concert
  Twenty One Pilots 1 concert
  White Reaper 1 concert