On the list of things that can really put a damper on your day, demons are surely up there. Vomiting, speaking in an extremely deep voice, and being forced to disembowel your friends in a secluded cabin are but a few of the common annoyances a demon can bring into your life. In rare cases, they can even lead to the kissing of Satan’s butthole. To protect yourself from these threats, you must first know your enemy. Which is why I’ve decided to teach this advanced course in demonology.