I don't care what you do with old whisker puss, but if you go back in there and rule that there's no Santa Claus, you better start looking for that chicken farm right now.
10 seconds sound clip from the Miracle on 34th Street (1947) movie soundboard.
You can hear this line at 01:16:33 in the Blu-ray version of the movie.
Quote context
[...]
- Your Honor, we request an immediate ruling from this court. Is there, or is there not a Santa Claus?
- The court will take a short recess to consider the matter.
- Why, we won't even be able to put you in the primaries.
- But, Charlie, listen to reason.
- I'm a responsible judge. I've taken an oath. How can I seriously rule that there is a Santa Claus?
[...]