Allison :) has seen 21 bands.

Band Concerts Seen
  5 Seconds of Summer 2 concerts
  One Direction 2 concerts
  Shawn Mendes 2 concerts
  Alessia Cara 1 concert
  A R I Z O N A 1 concert
  Austin Mahone 1 concert
  Carly Pearce 1 concert
  Dan + Shay 1 concert
  Fifth Harmony 1 concert
  Flor 1 concert
  Glee Live 1 concert
  Haley Kiyoko 1 concert
  Hastings 1 concert
  Hayley Kiyoko 1 concert
  Justin Timberlake 1 concert
  Kalin and Myles 1 concert
  Kehlani 1 concert
  Nathan Sykes 1 concert
  Panic! At the Disco 1 concert
  Sage the Gemini 1 concert
  The Band Camino 1 concert