"Treehouse of Horror XXVII" is the fourth episode of the twenty-eighth season of the American animated television series The Simpsons, the 27th episode in the Treehouse of Horror series of Halloween specials, and the 600th episode of the series overall. The episode was directed by Steven Dean Moore and written by Joel H. Cohen. It aired in the United States on Fox on October 16, 2016.

Judith Owen is a Welsh singer-songwriter. Her first North American album, Emotions on a Postcard, was released in 1996 and has been followed by several additional albums. She is co-founder of Twanky Records with her husband, Harry Shearer.