We just spent last week at Disney, and my daughter's Aliexpress outfits were perfect! And the 2 pairs of ears I also purchased on Ali. Highly recommend all of these!
Ears link:
https://goo.gl/MxWE5w
Frozen Dress:
https://goo.gl/cL8iRM
Moana Outfit ( *Link was no longer available so I found another ):
https://goo.gl/jQQZrn
Minnie Dress ( *Link was dead, I found another ):
https://goo.gl/Uf7a6t
Size Chart for Minnie Dress