Riddles for the Ages on The Simpsons.
- Where the Hell Is Springfield?
- Does Moe know it is Bart who does the phone pranks? Has he been playing dumb, or are his memory issues that serious? In one episode when Marge sends Bart to pick up his father at the bar, Moe says he recognizes that voice before cheerfully greeting him. When he asks Bart what mischief he has been up to lately Bart says that he has made some prank phone calls, but Moe doesn't connect the dots.
- Where do all the supernatural creatures come from? And why does everyone just ignore them? Why didn't they ignore the angel skeleton in "Lisa the Skeptic" like everything else?
- In "Bart The Devil", would Bart have made it across Springfield Gorge, given he is smaller and lighter than Homer?
- In "Bart the Lover," why did Jimmy wish for a world without Zinc to begin with?
- In "Homer's Triple Bypass", Ned Flanders thanks God for Swingin' to the Oldies, volumes 1, 2 and 4. What was on volume 3 that would make him not thank God for it?
- In "I Love Lisa", the "Mediocre Presidents" features eight kids doing a school play posing as subpar or forgotten presidents. Five of them posed as William Henry Harrison (9th), John Tyler (10th), Zachary Taylor (12th), Millard Fillmore (13th) and Rutherford B. Hayes (19th), retrospectively. Which presidents were the other three kids supposed to be representing?note
- In "The Front", having forgotten his name, Grandpa checks his underwear. When asked how he removed them without removing his pants, he shudders and admits, "I don't know!"
- In "Homer's Barbershop Quartet", the many logistical questions the plot of the episode raises are actually asked by Bart and Lisa, and go unanswered by Homer, at the end.Lisa: ...There are still a few things I don't get. Like, how come we never heard about this until today?Bart: Yeah, and what happened to the money you made?Lisa: Why haven't you hung up your gold record?Homer: (laughs) There are perfectly good answers to those questions. But they'll have to wait for another night! Now off to bed.
- In "Cape Feare", how and when did Bart put the "Wide Load" tattoo on Homer's butt? And how did Homer not notice?
- In "Homer Goes To College", Krusty shows an "Itchy and Scratchy" cartoon where Scratchy finally gets Itchy. The cartoon shows Scratchy strapping Itchy to multiple explosives and running away. However, just as the bombs are about to go off, the TV is unplugged while Bart and Lisa are watching, and by the time the TV's plugged back in, the cartoon's over with Krusty declaring "They'll never let us show that again! Not in a million years!". How did Scratchy get Itchy?
- In "Marge On The Lam", where did the "Always do opposite of what Bart says" card come from? Judging by Bart's reaction, it seems to have been there for some time.
- In "The Last Temptation of Homer", it seemed some Springfield Nuclear Power Plant employees would die of gas poisoning because the emergency exit door was just painted on the wall. Cut to the next scene with one of those employees at Mr. Burns' office telling him he won't bore his boss with the details of their escape and asking for a real door.
- In "Bart Gets Famous", what was in that one room at the box factory that made it the most popular part of the tour, and why was it removed?
- In "Homer and Apu", when James Woods is talking on the phone to his manager, he asks how his upcoming movie was the same if his character was rewritten from a store clerk to a "jittery Eskimo firefighter". We never learn the answer but whatever it was, Woods accepted it.
- In "Deep Space Homer", How DID Homer get the number for NASA? Or, for that matter, that of President Clinton?
- In "Bart Gets An Elephant", how did Barney end up in the tar pit anyway?
- In "Sideshow Bob Roberts", what did Homer do to get thrown out of Riverdale? For that matter, how'd he get there in the first place?
- In the "Treehouse Of Horror V" segment "Time And Punishment", what does Homer mean by "the first non-Brazilian person" to travel through time? Who from Brazil has travelled through time before? The original scripted line was "the first non fictional" (which is also pretty confusing...) before some Fox executive changed it. Not even Matt Groening has any idea what the new line means.
- In "Fear of Flying", how or why is Guy Incognito an exact double of Homer? Is he another illegitimate Simpson a lá Herb Powell?
- In "Homer the Great," why is Abraham the president of the Gay and Lesbian Alliance?
- In "Homer vs. Patty and Selma", why did the TV magically turn on and off?
- In "Two Dozen and One Greyhounds", Bart and Lisa try to escape from Mr. Burns by dropping down a laundry chute he's too big to fit into. But when they land in his mansion's basement, he's already waiting there with a gun.Bart: That's impossible! How did you get here first?
Mr. Burns: Oh, there'll be plenty of time for explanations later. - In "King-Size Homer", Homer is trying to prevent an exploding tank at the nuclear power plant, as the catwalk breaks under him. As he's dangling, he says "Wait a minute, there's probably a...", but is thrown into the air by some vented gas, before landing on top of the tank's release tube. How was Homer thinking of stopping the explosion?
- In "Bart on the Road", who is Langdon Alger, Lisa's secret crush?
- In "Das Bus", why on Earth would Otto, a bus driver, buy a tape called "Songs to Enrage Bus Drivers"? Even he doesn't know.
- In "Lisa the Simpson", what is in the can missing its label at the Kwik-E-Mart? Is it dog food? Soup? Things man was not meant to know?
- In "Monty Can't Buy Me Love", Mr. Burns has gone to Scotland to capture the Loch Ness monster, which swallows him. The next scene shows the monster hanging tied up under Burns's helicopter on their way back to the States. Groundskeeper Willie is impressed that Mr. Burns could subdue the monster.Mr. Burns: Yes, I was a bit worried when he swallowed me, but... you know the rest.
- In "Brother's Little Helper", why was Major League Baseball spying on Springfield?
- In "Treehouse Of Horror X"'s "Life's A Glitch, Then You Die", what is the name of the hair metal band? The front of the drum reads Ratt, but the band members are not sure themselves.
- In "Take My Wife, Sleaze", how was the man with no face able to speak without a mouth?
- In "Im Spelling As Fast As I Can", what animal did the Ribwich come from? It didn't come from cows or pigs.Krusty: Think smaller. Think more legs.
- In "The Seemingly Never-Ending Story", Moe closes the bar and starts tossing the patrons away. As he realizes he kept retossing Barney, he asks how Barney came back in. Barney says that, as a drunkard, he doesn't know how he does most stuff he does.
- In "Mypods and Boomsticks", does Steve Mobs really think all of his customers are losers and sheep who will gladly shell out hundreds of dollars for devices that cost $8.00 to make?
- "The Man Who Grew Too Much" shows us that Edna Krabappel died at some point, off-screen. When and how she died is never explained, as the character was only killed off out of respect for her voice actress. "Holidays of Future Passed", produced years before said voice actress died, suggests that Homer somehow killed Edna, but it doesn't explain how and why that happened.
- In "Monty Burns' Fleeing Circus", what happened to the original Lard Lad statue, and who stole it?
- In "Burger Kings," what did Krusty mean when he said that Sideshow Mel was "three of those letters," on the LGBTQ spectrum?
