(it's also surprisingly representative of my interests)
On the twelfth day of Christmas, 
ashleyisachild sent to me...
ashleyisachild sent to me...Twelve dilettantes drumming
Eleven genetics piping
Ten pirates a-leaping
Nine physics dancing
Eight aesthetics a-milking
Seven ergonomics a-swimming
Six linguistics a-laying
Five be-e-e-en folds
Four talking heads
Three cognitive sciences
Two physics limericks
...and an atheism in a biopsychology.