- Best man?
- Honored, C.K.

4 seconds sound clip from the The Philadelphia Story movie soundboard.

You can hear this line at 01:50:11 in the Blu-ray version of the movie.

Quote context

[...]

- But I hope to make it up to you by going beautifully through with it now as originally and most beautifully planned.

- So if you'll just keep your seats for a minute....

- So if you'll just keep your seats a minute...

- That's all.

- Uh, that's all.

- Dexter, are you sure?

- Not in the least. But I'll risk it. Will you?

- You bet!

- You didn't do it just to soften the blow? Nor to save my face?

- Ah, it's a nice little face.

- Oh, I'll be yare now. I'll promise to be yare.

- Be whatever you like. You're my redhead.

- Are you all set?

- All set.

- Best man?

- Honored, C.K.

- Maid of honor?

- Matron of honor. Remember Joe Smith.

- Oh, how did this ever happen?

- You'd better tell Mr. Dutton to start the music.

- Oh, this can't be happening. It just can't. But come with me, Miss Imbrie.

[...]