Lights, camera, scandal! Hollywood is invading New York and Serena is set for her big screen debut. She's already having an off-screen romance with her on-screen lover, Thaddeus. What will that mean for Hamptons-bound Nate? And if Nate is free, what about Blair? Sure, she's off to London to spend time with her royal boytoy, but Nate will always be Prince Charming in her eyes . . .