Sexy ladies can't disguise embarrassing Kinect demo fail

As plans go, it probably sounded pretty watertight. Hire two gorgeous models. Put them on stage in front of the press. Get them to show off the controller-free awesomeness of Kinect. Retire to the nearest drinking establishment for beers and good times. What could possibly go wrong? Oh dear. I have no idea where this footage is taken from, but I'm not going to concern myself with such trivialities