Hey, Daphne, Velma, come over here.
2 seconds sound clip from Scooby-Doo, Where Are You! - The Backstage Rag (S1E9).
You can hear this line at 00:14:04.555 in the Blu-ray version of the episode.
Quote context
[...]
- Ha ha ha! That's great! Hold it a sec. Aha! The Cloaked Cavalier!
- That's a doozie! Hee hee hee! Huh?
- Uh-oh. There were rwo of you.
- There were two of me? I don't get it, Scoob. Huh?
- You saw somebody else dressed like me?
- I wish I knew what we were looking for.
- Hey, Daphne, Velma, come over here.
- I saw him! He was in that prompter's box!
- Run! Get out of here! There's a guy in a black cape running around!
- He was in that prompter's box. We ought to see what's in there, right, Scooby?
- Here's a Scooby Snack, no strings attached. Just catch.
[...]