By fog and smog, I got to know.
3 seconds sound clip from Snagglepuss - Knights and Daze (S1E10).
You can hear this line at 00:04:49.940 in the Blu-ray version of the episode.
Quote context
[...]
- How deucedly clever. I didn't know you had elevator service in this joint.
- We also have goin' down service. Goin' down!
- A traveling roundelay to fill thine heart with jest. Jokes, even. Mayeth I come in?
- Has thou a sample of thy funny stuff?
- Why doth the partridge cross the drawbridge?
- Let me in, and I'll tell ya. It's a dilly.
- By fog and smog, I got to know.
- Enter!
- Now, why doth the partridge cross the drawbridge?
- Who cares? I got a better story. Dramatic, even.
- It's titled, How Snagglepuss the Lion-hearted met the Stormy Knight.
[...]