Treehouse of Horror XXIII
S24:E2A black hole threatens to swallow Springfield, Homer tries to find the source of paranormal activity, and a "Back to the Future" parody in which Bart keeps Marge from marrying Homer.
A black hole threatens to swallow Springfield, Homer tries to find the source of paranormal activity, and a "Back to the Future" parody in which Bart keeps Marge from marrying Homer.