Mr. Krabs has left his most prized possession — the Krabby Patty formula — in SpongeBob's porous yellow hands. So when the recipe disappears, it's up to SpongeBob to track it down. Who does the trusting aquatic fry cook ask for help? Plankton, the little one-eyed villain who, as always, wants the recipe for himself. Using Plankton's memory machine, SpongeBob must sift through his happiest memories to remember where he put the recipe. Will he find the formula before the Krusty Krab's Eleventy Seventh anniversary?Relive the happiest times of SpongeBob's undersea life in SpongeBob's Truth or Square. As you help him search for the Krabby Patty recipe, you'll explore 10 fantastic levels of nautical nonsense. Amidst all the silliness you'll see familiar faces and scenes from SpongeBob's world, such as Bikini Bottom, the Krusty Krab and Jellyfish Fields. To take down gruesome oversized bosses, SpongeBob can transform himself into several wacky tools, such as a sledgehammer and a cannon. Make sure SpongeBob retrieves the recipe in time or there'll be no Krabby Patties for the anniversary celebration.