Let's play a little game called Guess Who... Is Back Together, shall we?
Last spring, his long-running groovy sitcom came to an end. Now he's dabbling in a little of this and a little of that -- producing, acting... but mostly partying. He's one of Hollywood's ultimate B-list scenesters. She is known for singing, acting and a steady stream of handsome beaus. She likes famous actors and jocks. Her next movie costars Lauren Graham and Diane Keaton.