Sure, Marcie, sure.

3 seconds sound clip from the It's Christmastime Again, Charlie Brown movie soundboard.

You can hear this line at 00:18:16.523 in the Blu-ray version of the movie.

Quote context

[...]

- You do that so well, sir.

- Every time there's a Christmas play I end up being a sheep.

- Watch out for the curb here, sir.

- What?

- Slouching toward Bethlehem, huh, sir?

- I can't stand it.

- You look cute in your sheep costume, sir.

- Sure, Marcie, sure.

- I was up late last night memorizing all my lines.

- 'All your lines'.

- I can't remember my lines.

- You're a sheep, sir. All you have to say is, 'Baa.'

- My mind has gone blank. I'm doomed. I wonder if this happened to Laurence Olivier?

- Hark. Hark. Hark.

[...]