Well, I was until that...
3 seconds sound clip from the The Great Mouse Detective movie soundboard.
You can hear this line at 00:42:25 in the Blu-ray version of the movie.
Quote context
[...]
- Oh, I do beg your pardon, madam. Quite unintentional I assure you.
- Remember, we're low-life ruffians.
- Get off, you eight-legged bum!
- What's your pleasure, mates?
- I'll have a dry sherry with, uh... Oh, perhaps a twist of...
[...]