Collected from various emails and webpages over the years:

Are you pondering what I'm pondering?
Sure, Brain, but how are we going to find chaps our size?

Pinky, are you pondering what I'm pondering?
I think so, Brain, but where we going to find a duck and a hose at this hour?

Pinky, are you pondering what I'm pondering?
Well, I think so Brain, but burlap chafes me so.

Pinky, are you pondering what I'm pondering?
I think so Brain, but this time you put the trousers on the chimp.

Pinky, are you pondering what I'm pondering?
I think so Brain, but this time you wear the tutu.

Pinky, are you pondering what I'm pondering?
I think so Brain, but me and Pipi Longstocking, I mean, what would the children look like?

Pinky, are you pondering what I'm pondering?
Well, I think so Brain, but if we didn't have ears, we'd look like weasels.

Pinky, are you pondering what I'm pondering?
Wuh, I think so Brain, but isn't Regis Philbin already married?

Pinky, are you thinking what I'm thinking?
Uh ... yeah, Brain, but where are we going to find rubber pants our size?

Pinky, are you pondering what I'm pondering?
I think so, but where will we find an open tattoo parlor at this time of night?

Pinky, are you pondering what I'm pondering?
I think so Brain, but culottes have a tendency to ride up so.

Pinky, are you pondering what I'm pondering?
Wuh, I think so, but we'll never get a monkey to use dental floss.

Pinky, are you pondering what I'm pondering?
I think so Brain, but if they called them "sad meals", kids wouldn't buy them.

Pinky, are you pondering what I'm pondering?
Well, I think so Brain, but I can't memorize a whole opera in Yiddish.

Pinky, are you pondering what I'm pondering?
Aww, I think so, Brain, but balancing a family and a career ... uh, it's all too much for me.

Pinky, are you pondering what I'm pondering?
I think so Brain, poit! But where do you stick the feather and call it macaroni?

Are you pondering what I'm pondering?
I think so Brain, but there's still a bug in there from last time.

Pinky, are you pondering what I'm pondering?
I think so Brain, but I get all clammy inside the tent.

Are you pondering what I'm pondering?
I think so Brain, but I don't think Kay Ballard is in the union?

Are you pondering what I'm pondering?
Yes, I am!

Are you pondering what I'm pondering?
I think so Brain, but the Rockettes? I mean, it's mostly girls, isn't it?

Are you pondering what I'm pondering?
I think so Brain, but pants with horizontal stripes makes me look chubby.

Pinky, are you pondering what I'm pondering?
Well, I think so Brain, but pantyhose are so uncomfortable in the summertime.

Pinky, are you pondering what I'm pondering?
I think so Brain, but it's a miracle this one grew back.

Pinky, are you pondering what I'm pondering?
Well, I think so Brain but first you'd have to take that whole bridge apart wouldn't you?

Pinky, are you pondering what I'm pondering?
I think so, Brain, but "Snowball for Windows"?

Pinky, are you pondering what I'm pondering?
Well, I think so Brain, but "apply North Pole" to what?

Are you pondering what I'm pondering?
I think so Brain, but, ~snort~, no, no, it's too stupid.

Are you pondering what I'm pondering?
Umm, I think so Don Cerebro, but umm, why would Sophia Loren do a musical?

Pinky, are you pondering what I'm pondering?
Umm, I think so Brain, but what if the chicken won't wear the nylons?

Pinky, are you pondering what I'm pondering?
I think so Brain, but isn't that why they invented tube socks?

Pinky, are you pondering what I'm pondering?
I think so Brain but what if we stick to the seat covers?

Pinky, are you pondering what I'm pondering?
I think so Brain but if you replace the "P" with an "O", my name would be Oinky, wouldn't it?

Pinky, are you pondering what I'm pondering?
Ewww, I think so Brain, but I think I'd rather eat the Macarena.

Pinky, are you pondering what I'm pondering?
I think so Brain, but don't we need a pool to play Marco Polo?

Pinky, are you pondering what I'm pondering?
Well, I think so ~hiccup~, but Kevin Costner with an English accent?

Pinky, are you pondering what I'm pondering?
Well, I think so Brain, but do I really need two tongues?

Are you pondering what I'm pondering?
Well, I think so Brain, but we're already naked.

Brain, are you pondering what I'm pondering?
We eat the box?

Pinky, are you pondering what I'm pondering?
I think so Brain, but don't camels spit a lot?

Pinky, are you pondering what I'm pondering?
I think so Brain, but Pete Rose? I mean, can we trust him?

Pinky, are you pondering what I'm pondering?
I think so Brain, but how do we get a pair of Abe Vigoda's pants?

Pinky, are you pondering what I'm pondering?
I think so Brain, but why would Peter Bogdanovich?

Pinky, are you pondering what I'm pondering?
Well, I think so Brain but if Jimmy cracks corn and no one cares, why does he keep doing it?

Pinky, are you pondering what I'm pondering?
I think so Brain, but isn't a cucumber that small called a gherkin?

Pinky, are you pondering what I'm pondering?
I think so Brain, but if we had a snowmobile, wouldn't it melt before summer?

Are you pondering what I'm pondering?
I think so, Brain, but what kind of rides do they have in Fabioland?

Are you pondering what I'm pondering?
I think so Larry, and Brain, but how we will get all seven dwarves to shave their legs?

Pinky, are you pondering what I'm pondering?
I think so Brain, but how do we get the Spice Girls into the paella?

Pinky, are you pondering what I'm pondering?
I think so Brain, but if we get Sam spayed, he'll never have any puppies.

Pinky, are you pondering what I'm pondering?
Well, I think so Brain, but wouldn't anything lose its flavor on the bedpost overnight?

Pinky, are you pondering what I'm pondering?
I think so Brain, but three round meals a day wouldn't be as hard to swallow.

Pinky, are you pondering what I'm pondering?
I think so, Brain, but calling it Pu-Pu platter? What were they thinking?

Pinky, are you pondering what I'm pondering?
I think so Brain, but if we give peas a chance, won't the lima beans feel left out?

Brain, are you pondering what I'm pondering?
What was that?

Pinky, are you pondering what I'm pondering?
I think so Brain, but if the plural of mouse is mice, wouldn't the plural of spouse be spice?

Pinky, are you pondering what I'm pondering?
Umm, I think so, Brain, but three men in a tub? Ooh, that's unsanitary!

Pinky, are you pondering what I'm pondering?
I think so Brain, but can the Gummi Worms really live in peace with the Marshmellow Chicks?

Pinky, are you pondering what I'm pondering?
Yes Brain, but if our knees bent the other way, how would we ride a bicycle?

Pinky, are you pondering what I'm pondering?
Wuh, I think so, Brain, but how will we get three pink flamingos into one pair of Capri pants?

Pinky Suavo, are you pondering what I'm pondering?
Yes, but why does the chicken cross the road, huh, if not for love? Oh, I don't know.

Pinky, are you pondering what I'm pondering?
I think so Brain, but I prefer space jelly.

Snowball, are you pondering what I'm pondering?
Oh Brain, I certainly hope so.

Pinky, are you pondering what I'm pondering?
I think so, Brain, but Tuesday Weld isn't a complete sentence.

Are you pondering what I'm pondering?
I think so Brain, but why would anyone want a depressed tongue?

Pinky, are you pondering what I'm pondering?
I think so Brain, but who wants to see Snow White and the Seven Samurai?

Pinky, are you pondering what I'm pondering?
I think so Brain, but then my name would be "Thumby".

Pinky, are you pondering what I'm pondering?
I think so Brain, but I find scratching just makes it worse.

Are you pondering what I'm pondering?
I think so Brain, but shouldn't the bat boy be wearing a cape?

Pinklet, Are you pondering what I'm pondering?
Umm, I think so Brainie, but why would anyone want to Pierce Brosnan?

Pinky, art thou pondering that which I am pondering?
Me thinks so Brain, verily, but doest thou think Pete Rose by any other name would still smell as sweaty?

Pinky, Are you pondering what I'm pondering?
I think so Brain, but will they let the Cranberry Duchess stay in the Lincoln Bedroom?

Pinky, Are you pondering what I'm pondering?
I think so, Brain, but wouldn’t an itsy-bitsy, teeny-weenie, yellow polka-dot one-piece be better suited for my figure?

Pinky, Are you pondering what I'm pondering?
I think so Brain, but why does a forklift have to be so big if all it does is lift forks?

Are you pondering what I'm pondering?
I think so Brain, but wouldn't his movies be more suitable for children if he was named 'Jean Claude Van Darn'?

Pinky, Are you pondering what I'm pondering?
I think so Brain, but what if the hippopotamus won't wear the beach thong?

Pinky, Are you pondering what I'm pondering?
I think so Brain, but if was only supposed to be a three hour tour, why did Howells bring all their money?

Pinky, Are you pondering what I'm pondering?
I think so Brain, but Zero Mostel times anything is still Zero Mostel.

Pinky, Are you pondering what I'm pondering?
I think so Brain, but if we have nothing to fear but fear itself, then why does Eleanor Roosevelt wear that spooky mask?

Pinky, Are you pondering what I'm pondering?
Umm, I think so Big Brainy Fish Face Stove Pipe Wiggle Room Eileen. But if you get a long little doggie, wouldn't you just call it a dachshund?

Pinky, Are you pondering what I'm pondering?
I think so Brain, but then I'd have to know what pondering is, wouldn't I?

Pinky, Are you pondering what I'm pondering?
I think so Brain, but "instant karma" always gets so lumpy.

Are you pondering what I'm pondering?
Umm, I think so Brain-2, but a show about two talking lab mice? It'll never get on the air!

B: Pinky, Are you pondering what I'm pondering?
P: Whew! I'd say the odds of that are terribly slim, Brain.
B: True.
P: I mean, really, when have I ever been pondering what you've been pondering?
B: To my knowledge, never.
P: Exactly. So, what are the chances that this time, I'm pondering what you're pondering?
B: Next to nil.
P: Well, that's exactly what I'm thinking, too.
B: Therefore, you are pondering what I'm pondering.
P: Poit! I guess I am!