Happy Birthday Tom Lehrer!

http://www.tomlehrer.org/

http://www.casualhacker.net/tom.lehrer/

http://en.wikipedia.org/wiki/Tom_Lehrer

http://www.youtube.com/watch?v=QEJ9HrZq7Ro

http://www.youtube.com/watch?v=3f72CTDe4-0&feature=related

Genius. Essential. One of the all-time great curmudgeons and a personal fave.