21Bubble Buddy
There is a Spongebob Episode (Titled "Bubble Buddy Returns") in which Mr. Krabs remembers that Bubble Buddy didn't pay for his food. This is one of the few instances where Spongebob has shown legitimate continuity.
22Krabby Patty
The Krabby Patty secret formula is King Neptune's Poseidon Powder.
23Krusty Krab
The Krusty Krab is modeled after a New England lobster trap.