How many movies have Debi Derryberry and Joe E. Elwood collaborated on?

They have worked on 3 movies together! Their first movie together was Jimmy Neutron: The Eggpire Strikes Back (2003) while their highest rated movie together was Jimmy Timmy Power Hour (2004). They have not worked together since Jimmy Timmy Power Hour 2: When Nerds Collide (2006). They are most known for their science fiction films together.