SpongeBob and Mr. Krabs think that the health inspector is an impostor, so they make the tainted patty. The health inspector chokes on a fly, which made him unconscious. It then turns out that the health inspector is not an impostor.
Seeing his unconscious body, SpongeBob and Mr. Krabs think they have killed him with the poisoned patty. Upon seeing this, they attempt to bury him.