How many movies have Christian Popp and Heino Ferch collaborated on?

They have worked on 3 movies together! Their first movie together was Ein vorbildliches Ehepaar (2012) while their highest rated movie together was Conni & Co (2016). They have not worked together since Conni & Co 2 - Das Geheimnis des T-Rex (2017). They are most known for their comedy films together.