Very good, sir.
3 seconds sound clip from the Batman (1966) TV series - Smack in the Middle (S1E2).
You can hear this line at 00:02:34 in the Blu-ray version of the movie.
Quote context
[...]
- A bright, shining dawn over stately Wayne Manor.
- But in the depths of the secret Bat-cave no birds sing.
- Robin, repeat. Your homing transmitter... Turn it on, boy.
- It's Mrs. Cooper, sir. She's noticed your beds weren't slept in. She's having a fit.
- Tell her that Dick and I are spending the night at my uncle's house. That should put her at ease.
- I must say, this youth's face makes an excellent impression.
- You sure are a card, Riddler.
- Yes, my pretty. In this little game, I... am the ace of trump.
- Make a positive from instant Compound X then get into your outfit while I bait the Bat-trap.
[...]