This is not Kishi work so it is fake but it is pretty good it was created by a chinese person.
http://www.narutomania.com/forums/attachments/forum11/20348d1208726867-yondaime-gaiden-chapter-1-pt-1.rar...
I heard that Naruto Shippuuden the Movie is coming out April 23 on dvd and I found a website that tells you about the movie
http://community.livejournal.com/chuunin/3771508.html