Sydney Dillen has seen 23 bands.

Band Concerts Seen
  One Direction 3 concerts
  5 Seconds of Summer 2 concerts
  Harry Styles 2 concerts
  Kacey Musgraves 2 concerts
  Augustana 1 concert
  Bebe Rexha 1 concert
  Bruno Mars 1 concert
  Camila Cabello 1 concert
  Ferras 1 concert
  Jenny Lewis 1 concert
  Jesse McCartney 1 concert
  Jonas Brothers 1 concert
  Jordan McGraw 1 concert
  Justin Bieber 1 concert
  Katy Perry 1 concert
  Louis Tomlinson 1 concert
  Maren Morris 1 concert
  Moxie Raia 1 concert
  Niall Horan 1 concert
  Oferle 1 concert
  OneRepublic 1 concert
  Post Malone 1 concert
  Sun Room 1 concert