We don't know for sure that it's going to be the PS4, but Sony sure as heck has something PlayStation-related to show us tonight, and we can't wait to find out what it is. Join the editors of Engadget and Joystiq for a pre-event live video broadcast in which we'll break down the myths, the rumors and the actual information we have on the console codenamed Orbis. Join us after the break where we'll be talking all things Sony.