How many movies have John Viener and Steve Callaghan acted in together?

They have worked on 4 movies together! Their first movie together was Family Guy Presents: Stewie Griffin: The Untold Story (2005) while their highest rated movie together was Family Guy Presents: Road to the North Pole (2010). They have not worked together since Ted 2 (2015). They are most known for their comedy films together.