The voice modulation technology isn't just for pop songs anymore. Check out Blake tries to talk to Jack about the homepage:
Babies crying in Auto-Tune is pretty hilarious: Baby T-Pain 1, Baby T-Pain 2.
But Auto-Tuning the News takes the prize.
Pay particular attention to Katie Couric at 1:20. Awesome. (thx, matt)
Update: Whoa, Martin Luther King's I Have A Dream speech run through Auto-Tune. (thx, matthew)
Update: Winston Churchill + Auto-Tune = [you don't need me to tell you the answer to this].