Mary has seen 12 bands.

Band Concerts Seen
  5 Seconds of Summer 2 concerts
  Harry Styles 2 concerts
  Almost Monday 1 concert
  Foals 1 concert
  Gabriels 1 concert
  Louis Tomlinson 1 concert
  Paramore 1 concert
  Sabrina Carpenter 1 concert
  spill tab 1 concert
  Summer Salt 1 concert
  The Driver Era 1 concert
  The Linda Lindas 1 concert