How many movies have Dean Mumford and Michael Schorr collaborated on?

They have worked on 3 movies together! Their first movie together was This World, Then the Fireworks (1997) while their highest rated movie together was Talladega Nights: The Ballad of Ricky Bobby (2006). They have not worked together since Talladega Nights: The Ballad of Ricky Bobby (2006). They are most known for their comedy films together.