SpongeBob SquarePants (1999)

S8E7 The Other Patty

Mr. Krabs and his nemesis Plankton, the owner of the Chum Bucket, embark on a mission to uncover why their establishments are deserted. In their quest, they discover a shared adversary—a trendy new eatery that’s attracting all the customers. Realizing their common plight, they reluctantly join forces to swipe the secret recipe behind the restaurant's delicious "Flabby Patty" burgers.