High Quality Content by WIKIPEDIA articles! "Holidays of Future Passed" is the ninth episode of the twenty-third season of the American animated sitcom The Simpsons. It originally aired on the Fox network in the United States on December 11, 2011. Most of the episode is set thirty years into the future, when Bart and Lisa take their children with them to Homer and Marge`s house over Christmas, while a pregnant Maggie goes into labor. Bart has divorced his wife and is struggling to become a better father for his two boys, while Lisa has trouble connecting with her rebellious teenage daughter Zia. The Simpsons creator Matt Groening made a minor uncredited cameo appearance as a sports commentator shouting "goal!" during a soccer game.