Guillou has seen 67 bands.

Band Concerts Seen
  Sting 3 concerts
  Henri Pfr 2 concerts
  "Main Square Festival" 2 concerts
  Stereophonics 2 concerts
  2Many DJs 1 concert
  Alan Walker 1 concert
  Alec Benjamin 1 concert
  alt-J 1 concert
  Archives 1 concert
  Asaf Avidan 1 concert
  Balthazar 1 concert
  Biffy Clyro 1 concert
  Black Eyed Peas 1 concert
  Bloc Party 1 concert
  Boys Noize 1 concert
  Brass Against 1 concert
  C2C 1 concert
  Caballero & JeanJass 1 concert
  Charles Bradley 1 concert
  Florence + the Machine 1 concert
  GAZO 1 concert
  Gossip 1 concert
  Green Day 1 concert
  HAIM 1 concert
  Indochine 1 concert