Wiki has seen 28 bands.

Band Concerts Seen
  5 Seconds of Summer 3 concerts
  Harry Styles 2 concerts
  Arctic Monkeys 1 concert
  Austin Mahone 1 concert
  Cameron Avery 1 concert
  Catfish and the Bottlemen 1 concert
  Citizen 1 concert
  Don Broco 1 concert
  Drug Church 1 concert
  EXO 1 concert
  (G)I-DLE 1 concert
  Green Day 1 concert
  Himalayas 1 concert
  LaFee 1 concert
  Loveless 1 concert
  MONSTA X 1 concert
  MUNA 1 concert
  One Direction 1 concert
  Park Bo Gum 1 concert
  Shawn Mendes 1 concert
  Somi 1 concert
  Stray Kids 1 concert
  Taemin 1 concert
  The Flavians 1 concert
  The Interrupters 1 concert