The Season 25 Premiere was the episode promotion for "Homerland," the first episode from the tweny-fifth season of The Simpsons. It was initially released on Setpember 23, 2013 along with two new decorations. Furthermore, this update revealed the release date of the Treehouse of Horror XXIV Event as October 1, 2013.
Lisa becomes suspicious when Homer appears to have been "turned" after a Springfield Nuclear Power Plant convention, and enlists the services of intense, jumpy FBI agent Annie Crawford to help her unravel the truth.