- Now I remember.
- Remember what, Harry?
- Where I heard the name of Dorian Gray.
- Where was it?
- Well, don't look so startled. It was at my Aunt Agatha's.

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

You can hear this line at 00:05:40.041 in the Blu-ray version of the movie.

Quote context

[...]

- It belongs rightfully to Dorian Gray, and I shall give it to him.

- I want to meet this extraordinary young man. I think we shall be friends.

- I always choose my friends for their good looks and my enemies for their good intellects. A man cannot be too careful in his choice of enemies.

- Harry, I despise your principles, but I do enjoy the way you express them.

- I like persons better than principles and persons with no principles better than anything else in the world.

- Now I remember.

- Remember what, Harry?

- Where I heard the name of Dorian Gray.

- Where was it?

- Well, don't look so startled. It was at my Aunt Agatha's.

- My aunt told me that she had discovered a wonderful young man who was going to help with her charities and that his name was Dorian Gray.

- I pictured somebody with spectacles and lank hair tramping about on huge feet, and so I avoided meeting him.

- That's a very common type of butterfly. Limenitis sibylla. It hardly belongs in a gentleman's garden.

- I'm glad you didn't meet Dorian Gray.

- Why?

- I don't want you to meet him.

[...]