WATCH: Lady Gaga appears on Season Finale of THE SIMPSONS

Lady Gaga Makes a Guest Voice Appearance

THE SIMPSONS: Lady Gaga (guest-voicing as herself) wants to help Lisa realize that being herself is better than being like anyone else in the "Lisa Goes Gaga" season finale episode of THE SIMPSONS airing Sunday, May 20 (8:00-8:30 PM) on FOX 50. THE SIMPSONS ™ and © 2012 TCFFC ALL RIGHTS RESERVED.

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By FOX50.com

Story Created: May 17, 2012 at 5:06 PM EDT

Story Updated: May 17, 2012 at 5:08 PM EDT

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Lisa tries to reverse her status as one of the least popular girls in school by ghostwriting positive things about herself on the school blog. When her plan backfires, her social ranking plummets to a new low – until a psychic force tells Lady Gaga (guest-starring as herself) that Lisa needs her help.

With Gaga’s assistance, Lisa and the entire town of Springfield realize that being yourself is better than being like anyone else in the all-new “Lisa Goes Gaga” season finale episode of THE SIMPSONS airing Sunday, May 20 (8:00-8:30 PM) on FOX 50. (SI-2314) (TV-PG L, V)

Voice Cast: Dan Castellaneta as Homer Simpson; Julie Kavner as Marge Simpson; Nancy Cartwright as Bart Simpson and Nelson; Yeardley Smith as Lisa Simpson; Harry Shearer as Skinner; Pamela Hayden as Milhouse and Jimbo; Tress MacNeille as Dolph

Guest Voice Cast: Lady Gaga as herself