How many movies have Jillian Michaels and Kathleen Barr acted in together?

They have worked on 4 movies together! Their first movie together was My Little Pony: The Princess Promenade (2006) while their highest rated movie together was My Little Pony: The Runaway Rainbow (2006). They have not worked together since Ninjago: Masters of Spinjitzu - Day of the Departed (2016). They are most known for their animation films together.