S16E1: Treehouse of Horror XV
Well, well, well, look who's here.
Master detective Eliza Simpson and her easily amazed sidekick, Dr. Bartley. (GASPS) (IN BRITISH ACCENT) What's this? A doorknob. Good show.
So what clues has the body shown?
(SCOFFS) We don't need clues.
We've already caught the killer.