THE SIMPSONS: After surviving a tornado, Marge and Homer meet super-cool Mav and Portia (guest voice Rashida Jones) who could be worthy guardians for the kids, in case the worst should happen in the all-new "Changing of the Guardian" episode of THE SIMPSONS airing Sunday, Jan. 27 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS ™ and © 2013 TCFFC ALL RIGHTS RESERVED.