Olaf De Graaf has seen 19 bands.

Band Concerts Seen
  De Dijk 5 concerts
  Acda en de Munnik 2 concerts
  Candy Dulfer 2 concerts
  Crowded House 2 concerts
  49 Winchesters 1 concert
  Bruce Springsteen 1 concert
  Corrine Bailey Rae 1 concert
  Drayton Farley 1 concert
  Eros Ramazzotti 1 concert
  Johan 1 concert
  John Mayer 1 concert
  Katy Perry 1 concert
  Marti Pellow 1 concert
  Pharrell Williams 1 concert
  Selah Sue 1 concert
  Simply Red 1 concert
  The Killers 1 concert
  The Teskey Brothers 1 concert
  Tino Martin 1 concert