Issue: #79
Last valuation update: 2026-01-13
After Lisa applies her study habits to the art of pranking, Bart has a little familial competition for the title of "Class Clown." Then, Bart, Milhouse, and Lisa find a Ouija board, and it doesn't take long before they unleash a demonic spirit from the world beyond.
Creators: Andrew Pepoy, Nathan Kane, Arie Kaplan, Max Davison, Nina Matsumoto, Jason Ho, Mike Rote, Karen Bates, Nathan Hamill, Matt Groening
Characters: Marge Simpson, Bart Simpson, Lisa Simpson, Homer Simpson, Maggie Simpson, Janey Powell, Cosine, Ralph Wiggum, Wendell, Uter, Milhouse Van Houten, Database, Professor Frink, Nelson Muntz, Principal Skinner, Martin Prince, Ms. Hoover, Sherri, Grampa Simpson, Mr. Largo