- Come on, Chuck. Remember, you have to invite somebody.
- Well, I suppose you're right.

7 seconds sound clip from the Happy New Year, Charlie Brown! movie soundboard.

You can hear this line at 00:12:01.287 in the VHS version of the movie.

Quote context

[...]

- The people of the highest distinction in Petersburg were there, people very different in ages and characters.

- Hello?

- Hi, Chuck. This is Peppermint Patty.

- You thought any more about who you're inviting to the party, Chuck?

- No, I haven't thought about that. I'm reading War and Peace.

- Uh-huh. I knew it would be me.

- Well, as a matter of fact, I'm only on Page 5 of my book.

- Come on, Chuck. Remember, you have to invite somebody.

- Well, I suppose you're right.

- I wonder if that little red-haired girl would go with me.

- What?

- Do you think she would?

- So long forever, Chuck!

- I've written an invitation to the little red-haired girl. I was afraid to call her. It's too late to mail it, so I thought I'd take it to her house. But I'm worried.

- Why? All you have to do is slip the letter into the mail slot in the front door of the house.

[...]