The Treehouse of Horror XXIV aired on the 25th season of The Simpsons, which began September 29, 2013, and ended on which date?
Treehouse of Horror XXIV: "Treehouse of Horror XXIV" is the second episode of the 25th season of the American animated sitcom "The Simpsons", and the 532nd episode of the series. The Simpsons (season 25): "The Simpsons"' twenty-fifth season began airing on Fox on September 29, 2013 and ended on May 18, 2014.
May 18, 2014