When Mr. Krabs gives SpongeBob the only key to the vault holding the Krabby Patty's secret recipe, SpongeBob and Patrick must keep it safe, until it is stolen by a passenger on their train.

"Based on the TV series SpongeBob SquarePants created by Stephen Hillenburg as seen on Nickelodeon." "Based on the screenplay "Krabby patty no more" written by Casey Alexander ... [et al.]."