Trading Spaces heads south to Louisville, Ky., land of fierce college loyalties. Former University of Louisville cheerleaders switch houses with their fun-loving, active neighbors and tackle two really large rooms.Carpenter Ty Pennington at one point appears to suffer heatstroke trying to keep up with the demands of our intrepid designers. Laurie Hickson-Smith tries to bring color and a party feel to a plain family room. Frank Bielec infuses the cheerleaders' master bedroom with a tropical feel, and in the process, does something that he's never, ever done before on Trading Spaces. What would that be?Also, does Ty really have heatstroke or is he just being Ty, and how could we tell the difference? Tune in for this action-packed episode.