How many movies have James Gunn and Will Keenan collaborated on?

They have worked on 3 movies together! Their first movie together was Tromeo & Juliet (1996) while their highest rated movie together was Citizen Toxie: The Toxic Avenger IV (2001). They have not worked together since Citizen Toxie: The Toxic Avenger IV (2001). They are most known for their horror films together.