Katie Hartt has seen 58 bands.

Band Concerts Seen
  A Day To Remember 10 concerts
  Taylor Swift 3 concerts
  All Time Low 2 concerts
  blink-182 2 concerts
  Bring Me The Horizon 2 concerts
  Halsey 2 concerts
  Pierce the Veil 2 concerts
  Alexander 23 1 concert
  A Skylit Drive 1 concert
  August Burns Red 1 concert
  Avril Lavigne 1 concert
  Camilla Cabello 1 concert
  Charli XCX 1 concert
  Chiodos 1 concert
  Chunk! No, Captain Chunk! 1 concert
  Destin Conrad 1 concert
  Enter Shikari 1 concert
  Falling In Reverse 1 concert
  FLETCHER 1 concert
  Gayle 1 concert
  girl in red 1 concert
  grandson 1 concert
  HAIM 1 concert
  Holly Humberstone 1 concert
  John Mayer 1 concert