The hillsare alive with the sound of music, with songs they have sung for a thousand years...
15 seconds sound clip from the Addams Family Values movie soundboard.
You can hear this line at 01:00:11 in the Blu-ray version of the movie.
Quote context
[...]
- Stop it.
- Don't worry. We're getting out of here.
- Yes. (6)
- The hillsare alive with the sound of music, with songs they have sung for a thousand years...
- And they knew that it was much more than a hunch that this group must somehow form a family...
- That's the way we all became the BradyBunch...
[...]