The Simpsons premieres Season 38 on Fox

The Simpsons has premiered its 38th season on Fox, continuing its status as the longest-running scripted series in American television history. The season opener, titled “The Children’s Book Job,” aired on Sunday, September 27.

The premiere episode features guest star Emma Thompson as a reclusive British children’s author. In the plot, Marge attempts to save Springfield Elementary by inviting the author to a school book fair, while Homer faces complications after failing to pick the author up from the airport on time.

Season 38 will consist of a shorter broadcast run of 15 episodes on Fox. New episodes are scheduled to air weekly in the Sunday night 8 PM ET/PT time slot. The series is also available for streaming on Disney+.