Shout-out to Boots Raingear in Episode 161, "A Miserable Pile of Secrets," for this bit of D&D trivia. It's something nobody in the recording reacted to (or possibly heard), but I want him to know it wasn't lost on at least some of us!
LEMON: "You can't become a vampire by a spell or ritual (and that includes a wish spell), no matter how powerful you believe that spell to be."
BOOTS: "Aw, but that's a 9th-level spell!"