Can't you just see it now: Courteney Cox getting it on with Robert Pattinson! It definitely would make for good TV on Cougar Town, Cox's upcoming ABC comedy in which she plays a 40-year-old single mom who has a thing for younger dudes. "Why don't we get the Twilight guys," Cox's costar Busy Philipps told me today during a set visit by the Cheesecake Factory and Feeding America (more on that af…