An episode of a cartoon, it may have been a Rocko’s Modern Life episode..specifically it was about surgery or getting one’s appedix removed and there is a dream sequence or something similar with a room that has a ton of organs in jars and one of the jars has the King’s Colon (the organ talks with an Elvis-like voice and asks the character to help him.
Rocko’s Modern Life – Season 2 Episode 2b – Tickled Pinky
Thank you.
Solved.