How many movies have Erich Neureuther and Hans Kitzbichler collaborated on?

They have worked on 4 movies together! Their first movie together was Der Komödienstadel - Lachende Wahrheit (1999) and was their highest rated movie together. They have not worked together since Der Komödienstadel - Die Versuchung des Aloysius Federl (2007). They are most known for their comedy films together.