Cassleung has seen 47 bands.

Band Concerts Seen
  Laufey 2 concerts
  5 Seconds of Summer 1 concert
  Apink 1 concert
  Ashe 1 concert
  ATEEZ 1 concert
  BEKA 1 concert
  bülow 1 concert
  Camila Cabello 1 concert
  Charli XCX 1 concert
  Chloe Moriondo 1 concert
  Claire Rosinkranz 1 concert
  Coldplay 1 concert
  Conan Gray 1 concert
  DJ Spray 1 concert
  DPR 1 concert
  DWLLRS 1 concert
  EVNNE 1 concert
  Harry Styles 1 concert
  HONNE 1 concert
  iKON 1 concert
  James Ivy 1 concert
  keshi 1 concert
  Kim Jae-joong 1 concert
  lee seung yoon 1 concert
  Louis Tomlinson 1 concert