I'm partial to this one because thirstyrobot wrote it for me for Christmas last year. I have the original copy, in her beautiful handwriting on lovely, thick paper, locked in my fireproof box. It's one of my treasured possessions.

http://thirstyrobot.livejournal.com/84251.html#cutid1

Oh, and another one from triedunture (very naughty!): http://triedunture.livejournal.com/457940.html