Well, Marcie, I don't wanna be rude, but two's company and three's a crowd. Get what I mean?
6 seconds sound clip from the Is This Goodbye, Charlie Brown? (1983) movie soundboard.
You can hear this line at 00:17:57.727 in the DVD version of the movie.
Quote context
[...]
- Last night, Chuck offered to take me to a movie or something. And I'm waiting for him.
- Of course, I'm just being polite.
- No mushy stuff for me, Marcie.
- If Chuck gets too fresh, I'll deck him.
- I'm sure Charles would never do that, sir.
- Well, Marcie, I don't wanna be rude, but two's company and three's a crowd. Get what I mean?
- I hope you don't have to wait too long. So long, sir.
- Any news from Linus or Lucy?
- Here's the second card I've received since they left. You read it. I'm too sleepy.
- Dear Charlie Brown, the farther we go, the more crabby Lucy gets.
[...]