And that is Portal 2, which should be coming for XBox 360 and PS3, with some added exclusives for the PS3 version. Trailer below, courtesy of IGN. Enjoy.
Part 2 of Sony's Surprise? The next Metal Gear Solid, which may or may not use the new motion controls, Playstation Move...check out the details at http://ps3.ign.com/articles/109/1098800p1.html