Roos has seen 22 bands.

Band Concerts Seen
  Anson Seabra 4 concerts
  Ed Sheeran 4 concerts
  Cian Ducrot 2 concerts
  Dean Lewis 2 concerts
  Harry Styles 2 concerts
  James TW 2 concerts
  Maisie Peters 2 concerts
  Ben Kweller 1 concert
  Callum Beattie 1 concert
  Cat Burns 1 concert
  Coldplay 1 concert
  DYLAN 1 concert
  Em Beihold 1 concert
  James Bay 1 concert
  Khalid 1 concert
  Post Malone 1 concert
  Rae Sremmurd 1 concert
  Ruel 1 concert
  Sadie Jean 1 concert
  Shawn Mendes 1 concert
  Wet Leg 1 concert
  Zara Larsson 1 concert