Fake vomit is a gross-out novelty toy seen in the episode "Pranks a Lot."
Fake vomit is a fake, plastic toy designed to look realistic and prank people. It is green in color and contains red dots on it.
Role in episode
When SpongeBob and Patrick are at the Palace of Pranks, trying to find the best novelty item in stock, they talk to the store owner, Frank, who suggests numerous items for them to buy, one of which is fake vomit. This doesn't interest SpongeBob or Patrick, so they decide to buy Invisible Spray instead.