How many movies have Dirk Bosschaert and Gert Verhulst collaborated on?

They have worked on 13 movies together! Their first movie together was Musical Assepoester (1999) while their highest rated movie together was Piet Piraat Show: Op Mango Eiland (2006). They have not worked together since The Big Sinterklaasshow (2018). They are most known for their family films together.