- What do you smell?
- Scooby Snacks.
4 seconds sound clip from Scooby-Doo, Where Are You! - A Gaggle of Galloping Ghosts (S1E11).
You can hear this line at 00:10:56.438 in the Blu-ray version of the episode.
Quote context
[...]
- Shaggy, is that you over there?
- It must be the playroom. There are so many interesting toys.
- Hey, it's an old torture chamber. Look over there.
- It's just an old skeleton. He can't hurt us. Come on.
- That's ridiculous. There can't be any Scooby Snacks down here.
- I don't believe it! Who did that?
- I did.
- I'm sure glad you two showed up.
- Shaggy, have you got my extra glasses?
[...]