W I L L E M I J N has seen 9 bands.

Band Concerts Seen
  Only The Poets 4 concerts
  5 Seconds of Summer 2 concerts
  Louis Tomlinson 2 concerts
  Harry Styles 1 concert
  Måneskin 1 concert
  MEAU 1 concert
  Saint Motel 1 concert
  The Snuts 1 concert
  Wolf Alice 1 concert