THE SIMPSONS: Mr. Burns’ neighbor Sir Richard Branson (guest-voices as himself) stops by for a favor in the all-new ÒThe Princess GuideÓ episode of THE SIMPSONS airing Sunday, March 1 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS ª and © 2015 TCFFC ALL RIGHTS RESERVED.