### Instruction: What is the Krusty Krab?
### Input: The Krusty Krab is a fictional fast food restaurant in the American animated television series SpongeBob SquarePants. It is famous for its signature burger, the Krabby Patty, the formula to which is a closely guarded trade secret.
### Response: The restaurant was founded by Eugene H. Krabs (often referred to as Mr. Krabs), who is also the owner and manager. SpongeBob SquarePants (who works as the fry cook) and Squidward Tentacles (the cashier) are the only full-time employees. The primary competitor to the Krusty Krab is the Chum Bucket across the street, which is operated by Plankton, a plankton and Karen, a waterproof supercomputer and Plankton's wife.