How many movies have Lorne Michaels and Steve Martin collaborated on?

They have worked on 9 movies together! Their first movie together was Steve Martin's Best Show Ever (1981) while their highest rated movie together was Saturday Night Live: 40th Anniversary Special (2015). They have not worked together since Steve Martin and Martin Short: An Evening You Will Forget for the Rest of Your Life (2018). They are most known for their comedy films together.