Don't frown like that. You make it so much more difficult for me.

3 seconds sound clip from the The Picture of Dorian Gray movie soundboard.

You can hear this line at 01:04:52.852 in the Blu-ray version of the movie.

Quote context

[...]

- As a matter of fact, I was on my way to the club to look for you.

- There won't be any delay about my luggage as I've sent on my heavy things. All I have with me is in this bag.

- Come in, or the fog will get into the house.

- I hope you're not going to talk about anything serious. Nothing is serious nowadays. At least nothing should be.

- What I have to say to you is serious, Dorian.

- Don't frown like that. You make it so much more difficult for me.

- I hope it's not about myself. I'm tired of myself.

- It is about yourself and I must say it to you.

- I'll only keep you half an hour.

- You sound terrifying, Basil.

- It's for your sake I'm speaking. I think you should know the things that are being said against you in London.

[...]