How many movies have Ilona Ostrowska and Jacek Borcuch collaborated on?

They have worked on 3 movies together! Their first movie together was Tulips (2005) while their highest rated movie together was How Much Does the Trojan Horse Weigh? (2008). They have not worked together since How Much Does the Trojan Horse Weigh? (2008). They are most known for their romance films together.