How many movies have Maurizio Amati and Volfango De Biasi collaborated on?

They have worked on 6 movies together! Their first movie together was Killer Couple (1998) while their highest rated movie together was Un Natale stupefacente (2014). They have not worked together since Natale a Londra - Dio salvi la Regina (2016). They are most known for their comedy films together.