This is pretty amazing: researchers from Harvard and Northeastern universities took more than 300 million tweets over three years and analyzed them to create a graphic (and video) of America's mood at any given time and in any given place.

This is all we know about the above pics, courtesy of the JJB message board: "Paris Hilton and Bijou Philips leaving club Mood in Hollywood in the middle of a fight between a paparazzo and a security. Paris was not injured." She was, however, incredibly turned on.