- Your sister Julia...
- Is she anything like you?
- Oh, don't worry, she's not at all like me. Haven't you met her yet?
- No.

8 seconds sound clip from the Holiday (1938) movie soundboard.

You can hear this line at 00:49:31.661 in the Blu-ray version of the movie.

Quote context

[...]

- I'll tell you, I'm the mad sister, the family problem. The one they don't speak about.

- Yes, so was I.

- And you see what happened to her.

- What?

- She had to marry me.

- Oh.

- A professor without a cent of money.

- So you'd better be a good little girl and eat your porridge.

- Sit down, will you?

- Oh, thank you.

- My, it's good to be home again.

- Yes, we've had quite a long walk.

- This is a shame, it really is.

- What?

- I was going to give a party tonight. I had it all planned. I was going to... Well, it was a good idea. It might have been fun.

- Your sister Julia...

- Is she anything like you?

- Oh, don't worry, she's not at all like me. Haven't you met her yet?

- No.

- But you must go right down. Johnny'll be glad to see you. No. But you must. It'll spoil Johnny's party.

- No, definitely no!

- Definitely no.

- My brother Ned.

- I thought you might want a little cheering up.

[...]