I heard Lord Henry call you Sir Tristan, and at the time I thought it fit.
4 seconds sound clip from the The Picture of Dorian Gray movie soundboard.
You can hear this line at 01:30:45.188 in the Blu-ray version of the movie.
Quote context
[...]
- Maybe he's dead already. Did you think of that?
- What is English? There are men and there are women.
- This is Sir Tristan, Kate darling.
- I've asked you not to call me that, Adrian.
- I heard Lord Henry call you Sir Tristan, and at the time I thought it fit.
- I have all I need here. Drink and drugs and no friends. I've had too many friends.
- Oh, he's drawing a picture of you, sir. Come and look at it.
- What would you like? A song, a poem, a painting? I do all three surpassingly well.
- It seems to me there's something lacking.
[...]