How many movies have Robert Winthrop and Scott Erickson collaborated on?

They have worked on 11 movies together! Their first movie together was Angelina Ballerina: Love to Dance (2010) while their highest rated movie together was Angelina Ballerina: Sweet Valentine (2012). They have not worked together since Angelina Ballerina: Twirling Tales (2013). They are most known for their animation films together.