Ilona has seen 91 bands.

Band Concerts Seen
  Sum 41 4 concerts
  Star Academy 3 concerts
  Coldplay 2 concerts
  La Femme 2 concerts
  London Grammar 2 concerts
  Niall Horan 2 concerts
  Simple Plan 2 concerts
  5 Seconds of Summer 1 concert
  Adé 1 concert
  Alan Walker 1 concert
  alt-J 1 concert
  Angèle 1 concert
  Ariana Grande 1 concert
  Austin Mahone 1 concert
  Aya Nakamura 1 concert
  Bigflo & Oli 1 concert
  Cerrone 1 concert
  Cian Ducrot 1 concert
  Dadju 1 concert
  Demi Lovato 1 concert
  Djadja & Dinaz 1 concert
  DJ Snake 1 concert
  Don Broco 1 concert
  Don Diablo 1 concert
  DYLAN 1 concert