Original air date: 4/17/2005
Production code: GABF-12
Through Professor Frink's future machine, Bart and Lisa see their lives in the year 2013, where Bart steals Lisa's chances at going to an Ivy League school in order to impress a skater girl named Jenda while Homer (now separated from Marge and living in an underwater apartment) fights Krusty the Clown after Marge begins dating him.
Tropes featured:
- Act of True Love: Sibling version but Bart gives up his relationship and sex with Jenda to save Lisa from ruining her life by dating Milhouse and not going to Yale.
- Bad News in a Good Way: After Burns gives Bart Lisa's scholarshipBart: Listen Lis, I gotta tell ya something. I'm going to Yale.
Lisa: What? I don't want to go the same college as you!
Bart: Then I got some great news, you're not going to Yale. - Bittersweet Ending: Bart gives up his chance with Jenda so that Lisa will be able to go to Yale, saying he'll find a girl who loves him for who he is, prompting Frink to comment that he will—at the age of 83, only to die one minute later.Frink: Pauper's grave.
- Bowdlerisation: Channel 4 in the UK cuts out the whole "gay for Moleman" back-and-forth between Bart and Lisa, probably due to the implication of the word "gay" being used as an insult.
- Call-Back: Surprisingly, to "Homer Badman". Homer succeeded in fulfilling his goal of living under the sea.
- Conveniently Timed Distraction: Bart is working for the Kwik-E-Mart and he makes a delivery to Mr. Burns at his mansion. He is held at gunpoint by Snake's combination phaser/cellphone, but Bart saves Mr. Burns when Snake is distracted by a phone call on his phaser and Bart knocks him out with a large diamond.
- Cure Your Gays: Smithers becomes temporarily...heterosexual, as long as he keeps injecting himself every 10 minutes.
- Driven to Suicide: When the future Bart and Jenda stumble upon Professor Frink's house, Frink's skeleton is seen hanging from a noose.
- Entitled to Have You:
- Jenda is passive aggressive about Bart delaying sleeping with her, then ends up threatening Bart to break up for not having sex with her right that second to save Lisa from ruining her life.
- Milhouse tries to manipulate Lisa into being with him despite her breaking up with him because he's not right for her.
- Flawed Prototype: Homer Simpson owns the first hover car ever made. It scratches the streets it's driven through.
- The Future Is Shocking: Apparently the future will be full of cyborgs and human clones.
- Future Loser:
- Bart as per usual (a lazy slob, though upbeat). Though this time he has a cool girlfriend and there is a possibility for a brighter future in that he might go to college and marry Jenda.
- Lisa further ahead in the future if Bart doesn't let her go to college. She might settle for Milhouse and be miserable with him, with little success at work.
- Guest Star: Amy Poehler as Jenda and John DiMaggio as Bender.
- Has a Type: Marge dumps Homer and ends up dating his lookalike Krusty the Clown.
- Hereditary Twinhood: Nelson gets both identical twins Sherri and Terri pregnant. Later, both are shown to have given birth to twins.
- How the Character Stole Christmas: Mr. Burns created the scholarship Lisa uses to go to Yale as reparations for somehow permanently taking away Christmas.Lisa: I miss Christmas.
Jenda: I don't. - Hulk Speak: Milhouse after Lisa dumps him and he goes on a rampage.Milhouse: What's Lisa problem?! Milhouse mother say Milhouse is HANDSOME!!
- Ignored Epiphany: Future Bart realizes his life isn't going anywhere and wishes he could tell his younger self to straighten up so he doesn't turn out like him. However in the present timeline, past Bart is busy flinging cards into a top hat as he's announcing this.
- I'll Kill You!: Homer to Krusty when he finds out he's dating Marge. Lisa (both her present and future self) does this to Bart after finding out he was given her college admission.
- I Want My Jetpack: The year 2013 as seen from back in ... 2005. How could they be so wrong?
- Mushroom Samba: Ralph has one after Nelson spikes the punch.
- Not Distracted by the Sexy: Jenda is frustrated by Bart constantly being distracted while she's trying to initiate their "first time," ultimately breaking up with him after he runs off to keep Lisa from ruining her life.
- Parental Abandonment: Nelson does this to Sherri and Terri after they both give birth to twins who're his sons. Ironically doing the same thing his dad did to him.
- Platonic Kissing: Lisa kisses Bart on the cheek after seeing what he does for her in the future.
- Pun: Homer sees some fish taking away his lawn chair. He grumbles to himself, "Stupid flounders", as a parody of his "Stupid Flanders" Catchphrase.
- Pun-Based Title: A pun on Futurama.
- Replacement Goldfish: After they separate, Marge dates Krusty the Clown, who resembles Homer.
- Series Continuity Error: During Bart and Lisa's argument about which of them is "gay for Moleman", Moleman sadly comments that nobody's gay for him. However, a previous episode had Moleman taken home by a gay solider in uniform.
- Shout-Out:
- To Planet of the Apes; Homer and Bart pass a billboard urging people to give apes the vote, saying "You won't regret it!"
- The Couch Gag sees the family as characters from Transformers, more specifically, the originals- Homer as Optimus Prime, Marge as Skyfire, Lisa as Hound, Maggie as Bumblebee and Bart as Jazz.
- Take That!: To Futurama (which, at the time, was canceled and rerunning on Cartoon Network's [adult swim] line-up)Bender: (After suddenly appearing in Homer and Bart's car after passing through a tunnel) Alright, you guys are my new best friends!
Homer: You wish, loser! (Homer tosses him out of the car and laughs as he breaks upon hitting the ground.) - Teacher/Student Romance: Parodied and subverted at Moe's where Edna tries to seduce 18-year-old Bart. They both agree they can do much better than each other.
- Took a Level in Badass: Milhouse got himself some muscles, but subverted as he still pines after Lisa. He loses them in an even more distant future where he sold all his bone marrow.
- Took a Level in Jerkass: Milhouse took one as a teenager, he's willing to let Lisa ruin her life just so he can be with her.
