This is the song I heard at Jeff Dunham's performance last month:

Brian Haner's MySpace - no, you don't have to have a MySpace or an account or login or any of that - just scroll down to "Sarah the Naughty Librarian" and watch the vid.

Check out his other stuff too, it's pretty funny.

Yes, this is what I do when I'm home sick from work. What? You don't?