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Production season YABF

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Production season XABF
Production season YABF
Production season ZABF
Production season YABF
Season Information
No. of episodes: 22
Showrunner(s): Al Jean
Matt Selman
Previous season: Next season:
XABF ZABF

YABF is the thirty-first production season of The Simpsons. Al Jean served as the showrunner for most of the season while Matt Selman served as the showrunner for YABF05, YABF10, YABF17, and YABF21. The episodes mostly aired in broadcast season 30 on Fox, with seven rollover episodes from the production season airing in broadcast season 31. The episodes aired from December 2, 2018 with "Daddicus Finch", to April 19, 2020 with "The Incredible Lightness of Being a Baby".

Episodes[edit]

Picture Prod. code Title Original airdate Directed by Written by #
Daddicus Finch promo 1.png YABF01 "Daddicus Finch" December 2, 2018 Steven Dean Moore Al Jean S30 E9
Lisa and Homer's bond grows stronger when they start spending real quality time together, and she begins to see him in a similar light to Atticus Finch. This causes Bart to feel neglected, so Marge tries to help Homer balance his attention between the kids.

Guest starring: Jon Lovitz as Llewellyn Sinclair and the Rabbi and J. K. Simmons as Dr. Jessup.
Gregory Peck as Atticus Finch, Mary Badham as Scout Finch, Phillip Alford as Jem Finch and John Megna as Dill Harris (all via archive footage).

'Tis the 30th Season promo 2.png YABF02 "'Tis the 30th Season" December 9, 2018 Lance Kramer Story: Jeff Westbrook
Teleplay: John Frink and Joel H. Cohen
S30 E10
After a failed Black Friday shopping spree, Marge is determined to fix Christmas. However, seeing how hard she works for the family, Homer and the kids surprise her with a vacation to a Florida resort.

Guest starring: Jane Lynch as Jeanie.

Mad About the Toy promo 2.png YABF03 "Mad About the Toy" January 6, 2019 Rob Oliver Michael Price S30 E11
When Marge and Homer leave Grampa to babysit the kids, some little green army men trigger a PTSD episode. The family looks into Grampa's past, discovering that he was a post-war toy model for the Whiz-Bang Toy Company.

Guest starring: Bryan Batt as Philip Hefflin, Bill de Blasio as himself, and Lawrence O'Donnell as himself.

The Girl on the Bus promo 3.png YABF04 "The Girl on the Bus" January 13, 2019 Chris Clements Joel H. Cohen S30 E12
After seeing a girl from the window of the bus, Lisa introduces herself to her and they become friends. Experiencing life with a more cultured family, Lisa continues to lie about the her own family to spend more time with her new friend's family.

Guest starring: Terry Gross as herself and Patti LuPone as Cheryl Monroe.

The Clown Stays in the Picture promo 1.png YABF05 "The Clown Stays in the Picture" February 17, 2019 Timothy Bailey Matt Selman S30 E14
Krusty reveals the untold story of his past while working to produce the movie The Sands of Space. While serving as personal assistants on the film, Bart and Lisa learn about the early years of their parents' relationship.

Guest starring: Marc Maron as himself.

I'm Dancing as Fat as I Can promo 1.png YABF06 "I'm Dancing as Fat as I Can" February 10, 2019 Matthew Nastuk Jane Becker S30 E13
Homer angers Marge by binging their favorite show without her and learns how to dance in order to make amends. Meanwhile, Bart prepares to compete in the "Krusty's Holiday Trample" toy contest.

Guest starring: Ted Sarandos as himself.

101 Mitigations promo 1.png YABF07 "101 Mitigations" March 3, 2019 Mark Kirkland Story: Rob LaZebnik
Teleplay: Brian Kelley and Dan Vebber
S30 E15
After Homer and the kids go on a joyride with Comic Book Guy's car, accidentally destroying a rare comic in the process, Homer must either prove his innocence in court or reconcile with the nerd. The family then works together to create a mitigation video for Comic Book Guy.

Guest starring: Guillermo del Toro as himself.

I Want You (She's So Heavy) promo 1.png YABF08 "I Want You (She's So Heavy)" March 10, 2019 Steven Dean Moore Jeff Westbrook S30 E16
When a romantic night ends in injury, Marge recovers by taking up kiteboarding while Homer bonds with his hallucinated hernia. Lisa attempts to fix her parents' strained relationship by seeking advice from an unlikely source: Shauna and Jimbo.

Guest starring: Wallace Shawn as Wallace the Hernia.

E My Sports promo 2.png YABF09 "E My Sports" March 17, 2019 Rob Oliver Rob LaZebnik S30 E17
As Bart begins to excel in video game competitions, Homer discovers a passion for coaching him. Lisa attempts to teach Homer about enlightenment, which causes trouble for Bart's championship game.

Guest starring: Ken Jeong as Korean monk 1 and Korean monk 2 and Natasha Lyonne as Sophie.

Bart vs. Itchy & Scratchy promo 1.png YABF10 "Bart vs. Itchy & Scratchy" March 24, 2019 Chris Clements Megan Amram S30 E18
Krusty releases an all-female reboot of Itchy and Scratchy, prompting Bart and his crew of all-male friends to boycott the show. After his friends turn on him for enjoying the reboot, Bart joins a group of sixth-grade girls, Bossy Riot, who commit crimes against patriarchy.

Guest starring: Awkwafina as Carmen, Nicole Byer as Erica, and Chelsea Peretti as Piper.

Girl's in the Band promo 5.png YABF11 "Girl's in the Band" March 31, 2019 Jennifer Moeller Nancy Cartwright S30 E19
Lisa is scouted by the director of the Capitol City Philharmonic, to her band teacher's dismay. Meanwhile, Homer works extra shifts at the Power Plant so Lisa can play, putting strain on the family.

Guest starring: Dave Matthews as Lloyd, and J. K. Simmons as Victor Kleskow.

I'm Just a Girl Who Can't Say D'oh promo 3.png YABF12 "I'm Just a Girl Who Can't Say D'oh" April 7, 2019 Michael Polcino Jeff Martin and Jenna Martin S30 E20
Marge becomes director of Springfield's local theater and directs Lisa's script for Bloody, Bloody Jebediah. Meanwhile, Homer joins a baby class with Maggie, where he takes a liking to supervisor Chloe.

Guest starring: Josh Groban as Professor Frink's singing voice, John Lithgow as himself, and Jon Lovitz as Llewellyn Sinclair.

The Incredible Lightness of Being a Baby promo 1.png YABF13 "The Incredible Lightness of Being a Baby" April 19, 2020 Bob Anderson Tom Gammill and Max Pross S31 E18
Marge won't let Maggie play with her new baby crush because of his annoying mother, leading Maggie into a depressive spiral. Meanwhile, Mr. Burns tasks Homer with swindling Cletus out of his helium fortune.
D'oh Canada promo 10.png YABF14 "D'oh Canada" April 28, 2019 Matthew Nastuk Tim Long and Miranda Thompson S30 E21
On a family vacation to Niagara Falls, Lisa is mistakenly granted political asylum in Canada. When Marge goes to rescue her, they are forced to re-evaluate their love for America as they spend time in Canada.

Guest starring: Awkwafina as Dr. Chang, Judy Blume as herself, and Lucas Meyer as Justin Trudeau.

Woo-hoo Dunnit? promo 9.png YABF15 "Woo-Hoo Dunnit?" May 5, 2019 Steven Dean Moore Brian Kelley S30 E22
When the secret stack of cash—Lisa's college fund—that Marge keeps under the sink goes missing, the documentary crime series Dateline: Springfield goes in-depth to solve the case, leaving no stone unturned. Each member of the Simpson family becomes a prime suspect.

Guest starring: Ken Burns as himself, Will Forte as King Toot, Jackie Mason as Hyman Krustofsky, and Liev Schreiber as the Dateline: Springfield narrator.

Crystal Blue-Haired Persuasion promo 13.png YABF16 "Crystal Blue-Haired Persuasion" May 12, 2019 Matthew Faughnan Megan Amram S30 E23
After Homer's work cuts children's healthcare benefits, Marge turns to buying healing crystals as a cheaper solution for Bart's ADD. Bart begins to succeed in school, prompting Marge to open her own new age store and sell to the mothers at school.

Guest starring: Illeana Douglas as the New age clerk, Werner Herzog as Walther Hotenhoffer, and Jenny Slate as Piper Paisley.

Thanksgiving of Horror poster.png YABF17 "Thanksgiving of Horror" November 24, 2019 Rob Oliver Dan Vebber S31 E8
In "A-Gobble-Ypto", the Simpsons are turkeys during the first Thanksgiving. In "The Fourth Thursday After Tomorrow", an A.I. version of Marge is created to cook Thanksgiving dinner for the family. Finally, in "The Last Thanksgiving", the child passengers on the Humanity's Hope accidentally create a sentient cranberry sauce monster.

Guest starring: Charlie Brooker as the social rating voice.

Treehouse of Horror XXX poster.png YABF18 "Treehouse of Horror XXX" October 20, 2019 Tim Bailey J. Stewart Burns S31 E4
In the opening sequence, Maggie is born, and she's evil. In "Danger Things", Milhouse gets lost in another dimension and it's up to Lisa to save him. In "Heaven Swipes Right", after death, Homer gets sent back to Earth in various different bodies as he died before his time. Finally, in "When Hairy Met Slimy", Selma finally finds love in an unlikely place—the alien in the basement of the Power Plant.
The Winter of Our Monetized Content promo 3.png YABF19 "The Winter of Our Monetized Content" September 29, 2019 Bob Anderson Ryan Koh S31 E1
When a video of Bart and Homer fighting goes viral, they become social media celebrities. However, their agent, Warburton Parker, turns them into sellouts. Meanwhile, Lisa battles the school's new industrialized detention system.

Guest starring: John Mulaney as Warburton Parker.

Gorillas on the Mast promo 1.png YABF20 "Gorillas on the Mast" November 3, 2019 Matthew Nastuk Max Cohn S31 E5
After a trip to Aquatraz Water Park, Lisa becomes determined to set free Springfield's most vicious animals in captivity. Meanwhile, Homer fulfills a lifelong dream of buying a boat and quickly realizes boat ownership is very expensive.

Guest starring: Jane Goodall as herself.

Go Big or Go Homer promo 1.png YABF21 "Go Big or Go Homer" October 6, 2019 Matthew Faughnan John Frink S31 E2
Homer is demoted to supervising interns, among whom is go-getter millennial Mike Wegman, a 35-year-old who asks Homer to be his mentor. However, when Homer inspires Mike to start a business of his own, the two find themselves being chased by the mob.

Guest starring: Joe Mantegna as Fat Tony and Michael Rapaport as Mike Wegman.

The Fat Blue Line promo 1.png YABF22 "The Fat Blue Line" October 13, 2019 Michael Polcino Bill Odenkirk S31 E3
During the San Castellaneta Festival, much of the town realizes their wallets have been pickpocketed. After the state investigator puts the wrong man in jail, Chief Wiggum sets out to clear his name, catch the real criminal, and show he's still up for police work.

Guest starring: Joe Mantegna as Fat Tony, Jason Momoa as himself, and Bob Odenkirk as the mob lawyer.


Script covers[edit]