S:11 E:4
Treehouse of Horror X
Ned Flanders comes back to haunt the Simpsons after Marge accidentally runs him down. Bart and Lisa get zapped by radiation, become superheroes and try to rescue Lucy Xena: Warrior Princess Lawless (guest starring as herself) from Comic Book Guy. And, when Homer forgets to Y2K-proof Springfield, he and Bart are left to fend for themselves., Ned Flanders comes back to haunt the Simpsons after Marge accidentally runs him down. Bart and Lisa get zapped by radiation, become superheroes and try to rescue Lucy Xena: Warrior Princess Lawless (guest starring as herself) from Comic Book Guy., Homer’s Y2K error plunges the Earth into chaos, Bart and Lisa become superheroes and attempt to save Lucy Lawless (herself) from a super-villain and someone terrorises the family after Marge kills Ned Flanders. Also featuring the guest voices of Tom Arnold and Dick Clark ., The Simpsons attempt to cover up their accidental murder of Ned Flanders in I Know What You Did-Iddly-Did. Then, Bart and Lisa become superheroes and save Lucy Lawless from the evil Collector in Desperately Xeeking Xena., A Halloween trilogy: Homer causes a Y2K catastrophe; superheroes Lisa and Bart save actress Lucy Lawless; Marge runs Flanders over, and Homer tries to cover it up. Dick Clark and Tom Arnold also appear as themselves. Dan Castellaneta, Julie Kavner, Yeardley Smith, Nancy Cartwright, Harry Shearer, Hank Azaria., A Halloween trilogy: Homer causes a Y2K catastrophe; superheroes Lisa and Bart save actress Lucy Lawless; Marge runs Flanders over, and Homer tries to cover it up. Dick Clark and Tom Arnold also appear as themselves.