How many movies have Masa Niemi and T.J. Särkkä collaborated on?

They have worked on 25 movies together! Their first movie together was Kipparikvartetti (1952) while their highest rated movie together was Hei, rillumarei! (1954). They have not worked together since Kaks' tavallista Lahtista (1960). They are most known for their comedy films together.