Beauty and the beast, then the little mermaid, followed by finding nemo, and afterwards aladdin, and who can't include cinderella. but that is just for animated.
favorite non-animated films include:
mary poppins (LOVE julie andrews - met her a few years ago when her memior came out), freaky friday (newer), paren't trap (both, but kinda like newer one a bit better),
as for TV shows on disney channel always loved (road to) avonlea, adventures in wonderland, moucercise (when i was really little), DC movies - twitches, twitches too, the color of friendship, stepsister from planet weird, wendy wu, jump in, anne of green gables (and its sequels), mother goose rock n rhyme, and sooo many others!