Via Julian Sanchez, a funny little song about math. I was never a big Tom Leherer fan, although Poisoning Pigeons in the Park is cute.
"Federalist blogwench" -- Fenno
"[A] caricature of Goffmanian anxiety." -- M. Vanderwheel
"[R]ude, cruel, and shows a blatant lack of open-minded understanding." -- Twilighters Anonymous