Bart tries to elude haunted detention slip with his name on it. Principal Skinner bribes Bart to keep him on his best behavior, while Nelson Muntz hosts a guide to adult nerds. Bart reveals the secrets to staying home sick, and when he makes the cheerleading squad, shows off his unique brand of school spirit. And to top it all off, Maggie and Moe find themselves mulling over a murder mystery. Bart Simpson is here to soothe the savage beast!