The Simpsons: 10 Dark Jokes That Took You By Surprise

2. Moe's Professor ('Homer The Moe')

Feeling in need of some inspiration (and no doubt dismayed by how frequently he appears in this list), Moe returns to his bartending alma mater Swigmore University, to be met with some disturbing news from his former professor. Professor: Look at that pond. Why doesn't water sparkle so? I'm dying, Moe. Moe: Is... is there anything I can do? Professor: No, unless you have a cure for cancer. Do you have a cure for cancer? 'Cos that would be great! Moe: I'm sorry, Professor. Professor: Goodbye, Moe. At which point the professor calmly walks into the lake and disappears below the surface. Surprised, Moe calls out to him ''Hey, don't you want to take your shoes off before you go swimming?''. The camera then lingers on Moe's wide-eyed disbelief as it suddenly, erm, sinks in.