Stars have been everywhere this week, from Tina Fey and Amy Poehler making an appearance ... Zoe Saldaña is joined by her three kids as she is honored with an award while Demi Moore steps out ...

30 Rock castmates Tracy Morgan and Tina Fey are teaming up for a new sitcom ... finds his life turned upside-down when his two grown children, and their children, suddenly move in with him ...