Professor Frink is having a garage sale, and Homer buys a Matter Transporter from him for $0.35. Homer uses the Transporter to exert less effort performing mundane tasks, such as getting a drink from the fridge and walking up the stairs.
Sheldon is in the car on a road trip with his dad and brother. They are talking about roadkill, and his dad asks if it's alive or dead if it's still twitching. Sheldon mentions that it sounds like Schrodinger's Cat and explains the theory.