I personally don't have any, but I just did a web search & there are tons of books for sale w/ Disney piano sheet music.
I mean, everything you can think of! :wave:
I bought this really cool book (not sure where it was a while ago), but it has a lot of Disney songs in it for piano. They are mostly songs from movies, but it is still Disney! Its a big red book, haha if that helps at all.
I used to work in Merchandise, and I know they sell a few different books at most any Disney Store. They might even have them at the Disney stores in the malls. One thing for sure, is that any virgin megastore, or boaders would definitely have something like that. And online has endless possibilities. Happy Hunting!