Gemma O'neill has seen 43 bands.

Band Concerts Seen
  Manic Street Preachers 8 concerts
  Belle and Sebastian 4 concerts
  Johnny Marr 4 concerts
  Morrissey 4 concerts
  Gruff Rhys 3 concerts
  Ian Brown 2 concerts
  Peter Hook 2 concerts
  Peter Hook & The Light 2 concerts
  Super Furry Animals 2 concerts
  All The Young 1 concert
  Ash 1 concert
  Badly Drawn Boy 1 concert
  Chapel Club 1 concert
  Crewel Intentions 1 concert
  Elbow 1 concert
  Georgia 1 concert
  Gorky's Zygotic Mynci 1 concert
  Gwenno 1 concert
  Half Man Half Biscuit 1 concert
  James Maker 1 concert
  Jarvis Cocker 1 concert
  King Adora 1 concert
  Kristeen Young 1 concert
  London Contemporary Orchestra 1 concert
  Lower Dens 1 concert