Hold onto your donuts! Season 16 of the The Simpsons - the longest-running scripted show in television history - includes all 21 hilarious episodes, tons of meticulously slapped-together special features, plus a veritable who"s who (woo-hoo!) of celebrity guest voices, including Fantasia Barrino, Jason Bateman, Gary Busey, James Caan, Stephen Hawking, Eric Idle, Jane Kaczmarek, Lucy Liu, Liam Neeson, Amy Poehler, Ray Romano and plenty more!