The two remaining finalists must go out with a bang, as they host an elite Hollywood dinner party: They plan, cook and serve a three-course meal to surprise guests, including Kathy Griffin, Chef Nancy Silverton, Chef Suzanne Goin and their charity ex... (more)ecutives. These dinner guests help determine which celebrity will earn a $50,000 grand prize for their charity and bragging rights as winner of Celebrity Cook-Off.