 So, John, feeling good? Well, you know, considering, you know, I've got 10 days left before I'm 81. Oh, I meant feeling good about the quiz. You just aced round three. You should be feeling good about the quiz. Feeling okay about the quiz, I guess. All right, let's get back to our quiz master, Director of Research Laura McGuire, as she and the eight teams get set for round four. This round is called Use Your Noggin.