Season 28 News: Season 28’s Production Code Revealed! December 17, 2015EpisodesLoco87 Executive Producer and Showrunner Al Jean has confirmed on Twitter that the production codes for the twenty-eighth production season will be WABFxx! @87Loco87 @mxedtr @TheSimpsons Wabf woo hoo! — Al Jean (@AlJean) December 17, 2015 Stay tuned for more! And Happy Simpsons Day! Happy Birthday to The Simpsons!