I'll show you what I think of your curse, you mewling little lily-livered, toffee-hearted little wuss of a crustacean!
10 seconds sound clip from the Muppet Treasure Island movie soundboard.
You can hear this line at 01:07:40.701 in the Blu-ray version of the movie.
Quote context
[...]
- Greetings. Moi am Benjamina Gunn. Maroonee, temptress and queen of this...
- Hi-yah!
- Tie 'em back in their stakes!
- What if Clueless is right? What if it is cursed?
- Oy, we don't even have to dig it up!
- Come on, mates! The treasure's ours!
- There's no treasure, Silver! You brought us here for nothing. And now we'll be tried for mutiny!
- Yeah!
- I say... We should kill him!
[...]