This is Penny. She came up with her own trick. Really hopes you like it, and will repeat it as many times as necessary until you acknowledge that you do. 14/10
When recording the part where the Dutchman eats them (from an alternate ending) the cast is told by Stephen Hillenburg to make the walla "lighter" and less like the characters are upset.
The voice actors then start riffing as if they were being brutally digested.