Now then, students, these are called skis. And we use them on this white stuff, which is called snow.

Yogi Bear, Yogi Bear, Snagglepuss, Huckleberry Hound, Augie Doggie (Daws Butler)

10 seconds sound clip from the Yogi's First Christmas (1980) movie soundboard.

You can hear this line at 00:47:05 in the Blu-ray version of the movie.

Quote context

[...]

- What am I doing up here? I should have stayed in the city.

- Don't worry about a thing, ma'am. I'll get you down safely.

- Well, I should hope so.

- This is standard procedure, never fails.

- What am I expected to do, slide down the rope?

- I'm coming up to get you. Have no fear. I'm a trained expert. I'll be there in one minute.

- Now then, students, these are called skis. And we use them on this white stuff, which is called snow.

- That's it, folks. Stop the lesson. This is mortifying.

- Yogi, we know all that.

- Yeah, Yogi. Um, why don't you teach us how to schuss?

- Schuss? Oh, schussing's easy. It goes like this: Shh. Well, either that or just yell, 'Quiet, please.'

- Very droll, very droll. Now let's get down to the nitty-gritty.

[...]