James Klanczkowski has seen 59 bands.

Band Concerts Seen
  The Lottery Winners 5 concerts
  Bleachers 3 concerts
  Bastille 2 concerts
  Hobo Johnson 2 concerts
  PET NEEDS 2 concerts
  The Royston Club 2 concerts
  The Vaccines 2 concerts
  American Football 1 concert
  Amyl and the Sniffers 1 concert
  Baby Queen 1 concert
  Bim 1 concert
  Cigarettes After Sex 1 concert
  Crystal Tides 1 concert
  Dayglow 1 concert
  Declan Welsh & The Decadent West 1 concert
  Divorce 1 concert
  Do Nothing 1 concert
  Dutch Criminal Record 1 concert
  Fall Out Boy 1 concert
  Frank Turner 1 concert
  Frank Turner & The Sleeping Souls 1 concert
  Generation Feral 1 concert
  GIRLBAND! 1 concert
  Green Day 1 concert
  Griff 1 concert