- Hey, Professor, why are you sitting in the dark?
- I'll get the lights.
- OK.
5 seconds sound clip from Scooby-Doo, Where Are You! - Scooby Doo and a Mummy, Too (S1E12).
You can hear this line at 00:04:32.339 in the Blu-ray version of the episode.
Quote context
[...]
- Like, wow! I must have dropped it in my pocket by accident.
- We'll give it to the Professor when we get back.
- Come on. Grab the sandwiches, and let's go.
- Liverwurst and ice cream! What'll they think of next?
- Professor! Professor, we're back!
- Hey, Professor, why are you sitting in the dark?
- OK.
- Zoinks!
- Like, he's turned into 14-karat stone!
- Stone?
- There's only one person who could have done that.
- Mummy!
- Velma's right. The mummy's not in the case. It's gone!
- And, like, right out through that glass door.
- Wait a minute. If he went out the door, how come the broken glass is on the inside of the door?
[...]