Nativity 3: Dude, Where's My Donkey?!

This Christmas, a group of school pupils and their eccentric teacher Mr. Poppy embark on a mission to save their new teacher Mr. Shepherd, who has lost his memory and forgotten everything about Christmas, including his fiancée Sophie and the beloved donkey Archie. With time against them, they must help Mr. Shepherd get to New York in time for his magical wedding, all while trying to stop a notorious flashmobber from stealing Sophie back.