That's right. Guinea Gulch.
4 seconds sound clip from the The Wolf of Wall Street movie soundboard.
You can hear this line at 00:55:26 in the Blu-ray version of the movie.
Quote context
[...]
- Let him fucking finish, Hildy. That's fucking rude. Have some fucking manners.
- So, Bay Ridge, that's near Staten Island, right?
- Brooklyn, across the Verrazano Bridge.
- Saturday Night Fever territory.
- We call the Verrazano Bridge the Guinea Gangplank.
- Right. So I presume you're Italian?
- I'm also Dutch, German, English. I'm a mutt.
[...]