Tensions rise when the boys struggle to complete their government project on time and Sheldon tries an energy drink to stay awake. Also, Penny and Amy go to a ÔÇ£partyÔÇØ at Bert the geologistÔÇÖs house, and Koothrappali learns BernadetteÔÇÖs true feelings about her pregnancy when they clean out the future baby room.
