How many movies have Alan Burnett and Lolita Ritmanis collaborated on?

They have worked on 9 movies together! Their first movie together was Superman: The Last Son of Krypton (1996) while their highest rated movie together was Scooby-Doo! Shaggy's Showdown (2017). They have not worked together since Justice League vs. the Fatal Five (2019). They are most known for their animation films together.