Titan Ae, Cars, UP, The Incredibles, Monsters Inc., Ice Age 1,2, and 3, Happy feet, Surfs Up, Horton Hears a Who, Ratatoullie, Bee Movie, Kung Fu Panda, Madagascar 1 & 2, Meet the robinsons, Finding Nemo, The Polar Express, Toy Story 1 & 2, The road to El Dorado, Persepolis, Tinkerbell, Ant Bully, Over the Hedge, Mulan 1 & 2, Wall E, Open Season 1 & 2, Ferngully, Lion King 1 and 1 & a half, bambi, Cinderella, The emperors new clothes/groove ( not sure), The Brave Little Toaster, Puss in boots, Hunchback of Notre Dame, sindbad...
Also you might like these short films, amazing concepts By Tomasz Bagiński and Platige Image.
1) The Kinematograph
2) Fallen Art
3) The Cathedral
oh man there are so many.. get these first..lol