Find that spy, and you're a musketeer.
3 seconds sound clip from Snagglepuss - Cloak and Stagger (S1E16).
You can hear this line at 00:03:51.420 in the Blu-ray version of the episode.
Quote context
[...]
- Snagglepuss, wouldst like to serve your king?
- We have a spy in our midst who would harm our beloved king.
- Where is he? What does the knave look like?
- He's a little fat fellow with a pointy hat.
- Find that spy, and you're a musketeer.
- Get ready to make it four musketeers.
- Alright, you yard birds, break it up!
- Yoiks! And yikes, even! It's the spy!
- Hold it right there, you fat little spy!
- Ouch!
[...]