Sony just officially announced their motion controller coming this fall. Playstation Move! They had an on-stage demo using Little Big Planet and demonstrating how it will be incorporated for this existing game. Check out this video recorded from the live feed...

I had to post this.  Saw it on the forums over at GiantBomb.com Notice that one player runs through as sackboy and the other controls the environmental hazards using the motion wand.  Pretty neat! Check...