Leah O’reilly has seen 25 bands.

Band Concerts Seen
  Ariana Grande 3 concerts
  Harry Styles 2 concerts
  Little Mix 2 concerts
  One Direction 2 concerts
  5 Seconds of Summer 1 concert
  Arlo Parks 1 concert
  beabadoobee 1 concert
  Billie Eilish 1 concert
  COIN 1 concert
  Dodie 1 concert
  Dua Lipa 1 concert
  Ella Mai 1 concert
  Griff 1 concert
  Inhaler 1 concert
  Jessie Reyez 1 concert
  Mabel 1 concert
  Mae Muller 1 concert
  New Rules 1 concert
  Rex Orange County 1 concert
  Rina Sawayama 1 concert
  Ruel 1 concert
  Shawn Mendes 1 concert
  Since September 1 concert
  Social House 1 concert
  Taylor Swift 1 concert