Creepy flick director Guillermo del Toro helmed the opening sequence of The Simpsons' annual "Treehouse of Horror" (number XXIV, to be exact) and it airs this Sunday on Fox at 8 pm. OR YOU CAN WATCH IT HERE AND NOW! And you might want to spend an hour or two on it, just to figure out how many classic horror movie references (including some of his own) he crammed into this thing. As the title states, it is OVERWHELMINGLY GLORIOUS. Watch.