I shall drop lightly on the roof of the trailer and surprise him with an aerial attack, Jack!

8 seconds sound clip from The Yogi Bear Show - Robin Hood Yogi (1959) - S01E19 TV Series.

You can hear this line at 00:02:13 in the Blu-ray version of the movie.

Quote context

[...]

- What happened, Robin Yogi?

- I missed.

- Oh, ho, ho! Lookie, Little John, our next victim: a trailer loaded with rare foodstuffs and stuff.

- This one, I can't miss.

- Now what, Merry Man Yogi?

- I shall drop lightly on the roof of the trailer and surprise him with an aerial attack, Jack!

- Sure you will, Yogi.

- Ready, Merry Yogi? Here it comes.

- Tally ho, and away we go!

- What's that racket, honey bun?

[...]