Isn't this title a little... redundant?
I mean, honestly, where else can you butt-fudge a person, or critter?
Unless you're asking whether anyone has ever butt-fudged a dead dog, whilst inside a donkey? Something akin to when Luke Skywalker was placed inside a dead Tauntaun, only with additional bestiality thrown in, for good measure?
Furthermore... Who voted "yes?"