- Everybody know the signal?
- Do you know the signal, Scooby?
- Sure.
10 seconds sound clip from Scooby-Doo, Where Are You! - The Backstage Rag (S1E9).
You can hear this line at 00:10:14.448 in the Blu-ray version of the episode.
Quote context
[...]
- We're in luck. I think the doorman's asleep.
- Come on. The door's unlocked.
- Let's give this stage a good going-over, gang.
- Shaggy, that's the worst joke I ever heard.
- Be serious, you guys. Let's split up and start searching.
- Do you know the signal, Scooby?
- Sure.
- Quiet!
- Rorry.
- You stay close to Scooby. We don't want any more noise, OK? Let's go.
- Like, wow. There's a lot of searching to do around these old sets.
- Well, I guess we'd better split up and look around.
- Right.
[...]