. . . . . . . . . . . . . "\u201CTreehouse of Horror XXI\u201D is the twenty-first Treehouse of Horror episode and the fourth episode of Season 22."@en . "468"^^ . . . "\u201CTreehouse of Horror XXI\u201D is the twenty-first Treehouse of Horror episode and the fourth episode of Season 22."@en . . . . . . . "Daniel Radcliffe como Edmund\nHugh Laurie como Roger (Treehouse of Horror XXI)"@es . . . "Treehouse of Horror XXI"@es . "MABF16"@en . . . . "Daniel Ratfink as Edmund"@en . . . . . . . "MABF16"@es . . . "7"^^ . . "2010-11-07"^^ . . "Hugh Laurie as Roger"@en . . . . "Treehouse of Horror XXI"@en . "468"^^ . . . . . "22"^^ . . . . . . "Treehouse of Horror XXI"@en . . "Treehouse of Horror XXI"@es . .