This episode will give you a Memory Palace for storing and retrieving jokes. Your days of sitting silent while people are sharing jokes are over. You will soon be able to mentally walk into your joke memory palace and simply pick one. If you really like someone else's joke, you can simply add it to your palace for sharing later. Our guide character in this episode is the Knock Knock Robot and he will teach you some of the best knock knock jokes that are out there. The Knock Knock Robot works with machine learning on your smart phone.  Point him at different objects in the room and he will tell you a joke about it. Visit the real Knock Knock Robot at this link https://shasabolton.wixsite.com/memoryland/visit-the-knock-knock-robot