Olaf De Graaf has seen Acda en de Munnik 1 time.

Acda en De Munnik is a musical duo formed by Thomas Acda and Paul de Munnik in 1997 in Amsterdam, Netherlands. In 2015, Acda en De Munnik went on hiatus so that Thomas and Paul could focus on their own solo careers. Before disbanding, Acda en De Munnik released eight studio albums with a handful of other musicians including David Middelhof on the band's self-titled debut studio album (1997), Kasper van Kooten and Diederick van Vleuten on the band's first four albums, and JB Meijers and Dave van Beek on the band's fifth through eighth albums. In 2023, Acda en De Munnik reunited with its ninth studio album "AEDM" dropping in October of that year.