Sjer has seen 130 bands.

Band Concerts Seen
  Froukje 7 concerts
  Davina Michelle 6 concerts
  S10 4 concerts
  CHARLOT 3 concerts
  Coldplay 3 concerts
  Duncan Laurence 3 concerts
  Eric Nam 3 concerts
  FLETCHER 3 concerts
  Griff 3 concerts
  Alex Porat 2 concerts
  Arxx 2 concerts
  Louis Tomlinson 2 concerts
  Music by Blanks 2 concerts
  Numidia (NL) 2 concerts
  PVRIS 2 concerts
  Reneé Rapp 2 concerts
  Tate McRae 2 concerts
  Troye Sivan 2 concerts
  Yungblud 2 concerts
  Acda en de Munnik 1 concert
  Against the Current 1 concert
  Amika 1 concert
  Anouk 1 concert
  ATEEZ 1 concert
  Aviva 1 concert