Marii has seen 125 bands.

Band Concerts Seen
  5 Seconds of Summer 12 concerts
  Justin Bieber 7 concerts
  Niels Destadsbader 6 concerts
  Shawn Mendes 6 concerts
  Alessia Cara 5 concerts
  Niall Horan 5 concerts
  Louis Tomlinson 4 concerts
  Simple Plan 4 concerts
  All Time Low 3 concerts
  As It Is 3 concerts
  Jonas Brothers 3 concerts
  Metejoor 3 concerts
  One Direction 3 concerts
  3M8S 2 concerts
  Anne-Marie 2 concerts
  Berre 2 concerts
  Don Broco 2 concerts
  Ed Sheeran 2 concerts
  Games We Play 2 concerts
  James TW 2 concerts
  Jessarae 2 concerts
  Jordan McGraw 2 concerts
  Lauran Hibberd 2 concerts
  Little Mix 2 concerts
  Maksim 2 concerts