Do try and sit on that horse properly, Dusty.

5 seconds sound clip from the The Loved One (1965) movie soundboard.

You can hear this line at 00:15:48 in the Blu-ray version of the movie.

Quote context

[...]

- Supposing we get Dusty here all dolled up English-style. Then you paint his picture in it.

- I see the idea. A sort of character portrait of an English gentleman, that sort of thing.

- Uncle Frank! Uncle Frank!

- Oh, do come and look at this. Though I say it myself, I'm delighted with it. I haven't been so excited about anything for years.

- I believe it's the beginning of a new period for me... my best.

- Do try and sit on that horse properly, Dusty.

- Sorry, Frank.

- Don't be ashamed of displaying a certain arrogance.

- It's perfectly hopeless, you know. He simply hasn't got it in his blood.

- Wait till the studio sees this, Dennis.

[...]