Oh, you mean search the whole dark, spooky attic?
4 seconds sound clip from The New Adventures of Winnie the Pooh - A Knight to Remember (S3E39).
You can hear this line at 00:07:02.640 in the Blu-ray version of the TV Series.
Quote context
[...]
- Congratulations, Piglet. I was sure you had it in you. Or perhaps I should say you had it on you.
- Chess is a wonderful game for a rainy day, but some of the pieces are missing.
- Well, the magician is not here. And there's no bishop.
- Say, the bish-up sounds like my kind of guy. Hoo hoo!
- And the knight is missing, a very important piece.
- Is there any way of unmissing them?
- Well, I suppose we could look for them.
- Oh, you mean search the whole dark, spooky attic?
- That's the idea, Piglet. We'll make an adventure out of it.
- Yes?
- You go look in that old trunk, for the missing knight.
- All right, let's get cracking. The sooner we start, the sooner we finish.
- Unless we don't start at all.
- Didn't anyone find anything?
[...]