THE SIMPSONS: Homer is put in charge of keeping Princess Kemi out of trouble while her father, a Nigerian king, works out a uranium deal with Mr. Burns in the all-new “The Princess Guide” episode of THE SIMPSONS airing Sunday, March 1 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS ™ and © 2015 TCFFC ALL RIGHTS RESERVED.