The Simpsons' twenty-fifth season began airing on Fox on September 29, 2013. In this season, Homer sells his Mapple stock to buy a bowling ball, Marge blames herself and KISS for Bart's rebellious streak, Lisa becomes a cheerleader for Springfield's football team, and Homer delivers a baby. Guest stars for this season will include Christiane Amanpour, Will Arnett, Stan Lee, Rachel Maddow, Elisabeth Moss, Joe Namath, Gordon Ramsay, Aaron Sorkin, Eva Longoria, Daniel Radcliffe, Kristen Wiig, Billy West, Katey Sagal, John DiMaggio, Phil LaMarr, Zach Galifianakis, Harlan Ellison, Anderson Cooper, Maurice LaMarche, and Judd Apatow. This is Al Jean's 13th consecutive season as showrunner and 15th overall. Matt Groening, James L. Brooks, Matt Selman, and John Frink serve as executive producers.