Sydney Mrejen has seen 67 bands.

Band Concerts Seen
  Why Don't We 3 concerts
  Clairo 2 concerts
  Jonas Brothers 2 concerts
  Melanie Martinez 2 concerts
  Niall Horan 2 concerts
  5 Seconds of Summer 1 concert
  AJ Mitchell 1 concert
  AJR 1 concert
  Alexa 1 concert
  Bebe Rexha 1 concert
  Billie Eilish 1 concert
  Black Eyed Peas 1 concert
  Bruno Mars 1 concert
  Chappell Roan 1 concert
  Charlie Puth 1 concert
  Cigarettes After Sex 1 concert
  CNCO 1 concert
  Conan Gray 1 concert
  David Kushner 1 concert
  Def Leppard 1 concert
  Doja Cat 1 concert
  Dominic Fike 1 concert
  Dua Lipa 1 concert
  EBEN 1 concert
  Fall Out Boy 1 concert