THE SIMPSONS: Bart’s heart strings are pulled once again when Mary Spuckler (guest voice Zooey Deschanel) returns to Springfield in the “Love is a Many Splintered Thing” episode of THE SIMPSONS airing Sunday, Feb. 10 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS ª and © 2013 TCFFC ALL RIGHTS RESERVED.