David is Dave's twin. He doesn't like being his twin for one reason, Dave is popular and no one pays attention to him. Hal is Dirk's twin. Dirk always is saying that he is the most annoying twin in the world. One day Dirk and Hal go and visit Dave and David. Hal wonders why David is always so sad. So he decides to ask. The answer he gets is not what he expected. (Dave and Dirk aren't related they just have the same last name)