How many movies have Ezekiel Norton and Walter P. Martishius collaborated on?

They have worked on 4 movies together! Their first movie together was Popeye's Voyage: The Quest for Pappy (2004) while their highest rated movie together was Barbie: Princess Charm School (2011). They have not worked together since Barbie: The Pearl Princess (2014). They are most known for their animation films together.