Justyna L has seen 10 bands.

Band Concerts Seen
  Andrew Cushin 1 concert
  Bars and Melody 1 concert
  Harry Styles 1 concert
  Iggy Kelly 1 concert
  Kast Away 1 concert
  Louis Tomlinson 1 concert
  Niall Horan 1 concert
  The Lathums 1 concert
  Tommy Lefroy 1 concert
  Wet Leg 1 concert