Theo has seen 54 bands.

Band Concerts Seen
  Harry Styles 11 concerts
  5 Seconds of Summer 6 concerts
  Jenny Lewis 3 concerts
  Jessie Ware 3 concerts
  Hey Violet 2 concerts
  Louis Tomlinson 2 concerts
  Madison Cunningham 2 concerts
  Needtobreathe 2 concerts
  One Direction 2 concerts
  Orville Peck 2 concerts
  Shawn Mendes 2 concerts
  Sun Room 2 concerts
  Vance Joy 2 concerts
  Alice Merton 1 concert
  Andrew McMahon in the Wilderness 1 concert
  Anne-Marie 1 concert
  Augustana 1 concert
  Billy Joel 1 concert
  Billy Raffoul 1 concert
  Demi Lovato 1 concert
  De'Wayne 1 concert
  Ed Sheeran 1 concert
  Fifth Harmony 1 concert
  Foo Fighters 1 concert
  Gang of Youths 1 concert