From the mastermind of Buffy the Vampire Slayer and Firefly, emerges Dr. Horrible. So you better go watch it. Why? It'll be gone tomorrow at midnight, and then you'll be one of the few not in the know.
Some choice quotations:
"Like Bad Horse." "The Thoroughbred of Sin?" "Uh...I meant Ghandi."
"The hammer is my penis."
There are many more, but I don't want to give anything away. Go, go. You'll love it.