Don't forget to write, if your flight worked!
7 seconds sound clip from The Yogi Bear Show - Yogi Bear's Big Break (1958) - S01E01 TV Series.
You can hear this line at 00:05:06 in the Blu-ray version of the movie.
Quote context
[...]
- It don't mean a thing if you don't pull that string.
- I gotta admit, you don't quit, Yogi.
- Don't forget to write, if your flight worked!
- How about that? He finally got off the ground!
- How did you get back so fast, Yogi?
- What you up to now, Yogi, huh?
[...]