How many movies have Frans Van Der Aa and Lucas Van den Eynde acted in together?

They have worked on 4 movies together! Their first movie together was Ay Ramon! (2015) while their highest rated movie together was Sinterklaas en de Wakkere Nachten (2018). They have not worked together since Hij komt, hij komt, ... intrede van de Sint (2018). They are most known for their family films together.