1) WALL-E
2) Finding Nemo
3) The Incredibles
4) Toy Story
5) Ratatouille
6) Toy Story 2
7) Monsters, Inc.
8) A Bug's Life
9) Cars
Note that the only ones I could honestly say I *didn't* like are Cars (definitely) and A Bug's Life (to a lesser extent, it's still quite watchable).