Flash animation by xilefti of deviantART:

http://xilefti.deviantart.com/art/fluttershy-is-flying-286066896

Music by christkids:

http://www.youtube.com/watch?v=muHztyLREfM&list=WL0BA101721CED2FEF&index=31&feature=plpp_video

Video taken from Bandpuffs:

http://www.youtube.com/user/Bandpuffs?feature=watch