Forever and always: "It's a pornography store. I was buying pornography."

"Young man, the only thing we exchanged for you is our national dignity."

The "Won't somebody think of the children!" line is of course a classic, but the whole bit around it, with Moe saying the bears are smarter than the average bear- "They swiped my pic-a-nic basket." and then Quimby calling the bears "hibernating hucksters" and turning out to have swiped the basket himself!

Aw, I already knew that!

Get ready for the 'Paddling Of The Swollen Ass (With Paddles)'

In a town where the slightest thing causes a full-scale riot, it's easy to imagine them doing that.

"Oh, Marge… it was horrible! We were trapped in the house all
afternoon… and, well… we had to drink TOILET WATER!"
[sobs]

*Bart cracks up laughing, everyone else just sits there*

A Club V : The Final Frontier

Eh, spray the boy.

Heh….no.

"I'll be good!"

Ned: (to Abe on the boat) "Well, howdy-doodily, stranger! Couldn't help but notice you're stealing my boat."

Wow, how do you keep up with the news like that?

LORD PALMERSTON!

All right, now how many of you drove your house to school today?

Bart looking down longingly at the dumpster in the next shot, while Grandpa's yammering on, is great.

He's not a communist. He may be a liar, a pig, an idiot, a communist, but he is not a porn star!

"And then, he claimed he was the one who turned cats and dogs against
each other. Why is he always making up those crazy stories?"

Men wearing women's clothes sure does run in that family….Although Homer occasionally wearing the underwear is STRICTLY a comfort thing.