Keep paddling and quit clowning around!
2 seconds sound clip from Scooby-Doo, Where Are You! - Go Away Ghost Ship (S1E14).
You can hear this line at 00:13:11.649 in the Blu-ray version of the episode.
Quote context
[...]
- So this is where they've been hiding.
- A secret cove at Skull Island.
- Why does a ghost ship need a secret cove to hide in?
- I don't know. Boy, this mystery's getting more mysterious by the minute!
- There they go! Keep paddling, Scooby!
- Keep paddling and quit clowning around!
- Ha ha ha! Soon you shall join my crew! Ha ha ha ha ha!
- I guess he means we're going to be ghosts before he's through with us.
- I hate to spoil his fun, but we're gonna bust out of here!
- But how? The key for the lock is on the table... way over there.
- Like this... a pole made from this straw... and a little chewing gum... is going to get us the key!
[...]