How many movies have Joseph Barbera and Mindy Cohn collaborated on?

They have worked on 16 movies together! Their first movie together was Scooby-Doo! and the Loch Ness Monster (2004) while their highest rated movie together was What's New, Scooby-Doo? Vol. 7: Ready to Scare (2006). They have not worked together since Scooby-Doo! Stage Fright (2013). They are most known for their comedy films together.