Jellystone isn't the only park in the country.
5 seconds sound clip from the Hey There, It's Yogi Bear (1964) movie soundboard.
You can hear this line at 00:15:09 in the Blu-ray version of the movie.
Quote context
[...]
- Yeah, these bears love it here in the park.
- Of course, if one of them didn't like Jellystone Park... I might ship him out.
- But they're all very happy here.
- Jellystone isn't the only park in the country.
- Yogi...
- You're always picking on me. Pick, pick, pick. It makes me sick, sick, sick, sir.
- Signs all over the place. Don't do this, don't do that. Don't feed the bears.
- But, Yogi, those are the park rules. I have to enforce them.
- Let's face it, sir. Your authority has gone to your head.
[...]