Gero Perez Lamolla has seen 21 bands.

Band Concerts Seen
  Foo Fighters 3 concerts
  Green Day 3 concerts
  Red Hot Chili Peppers 2 concerts
  Arctic Monkeys 1 concert
  Bastardos del Under 1 concert
  Billy Idol 1 concert
  blink-182 1 concert
  Bruno Mars 1 concert
  Cage The Elephant 1 concert
  DNCE 1 concert
  Foals 1 concert
  Lo Pibitos 1 concert
  Pacifica 1 concert
  Pez 1 concert
  Pixies 1 concert
  Queens of the Stone Age 1 concert
  Soda Stereo 1 concert
  Soundgarden 1 concert
  The Interrupters 1 concert
  The Offspring 1 concert
  U2 1 concert