Giant baby SpongeBob is an alter-ego of SpongeBob SquarePants who appears in the episode "The Legend of Boo-Kini Bottom."


He is a much bigger and more infantile version of SpongeBob. His arms and legs are very chubby and he has one buck tooth.

Role in episode

When the Flying Dutchman enters SpongeBob's brain to see how scary it could possibly be, he is astonished by all of the things in one brain. He says he still is not scared and SpongeBob points out that naked baby pictures always scare him. Then, the giant baby SpongeBob comes and the Flying Dutchman is terrified enough to get out of his ship, far away from SpongeBob.

Sponges (VE)

BlackJackBlue SpongeBobCaptain Blue SquarePantsClever Visual Metaphor for the Abstract Concept of ThoughtCheeseHead BrownPantsChumta ClausCool SpongeBobDrifterDuke Thomas FeathermuffinEnsignFrankenstein SpongeBobGirly TeengirlGrandma SquarePantsGiant baby SpongeBobGiant SpongeBobGrandpa SquarePantsHarold SquarePantsMargaret SquarePantsMermaid PantsMoldy SpongeMillie BubbleBottomManBobOpen window maniacPrimitive SpongeRandomLand SpongeBobSherm SquarePantsSuper SpongeBob SquarePantsSnow spongeSpongezillaSpongeBob's grandsonSpongeBob the ElfSpongeBob SquarePantsSpongeBob SquarePants (clones)SpongeBoySpongeBob hallucinationSpongeBob clonesSpongeBuck SquarePantsSpongeGarSpongeTronSpongy SpongySir SpongeBobStanley S. SquarePantsThe ManiacTodd SquarePantsSpongeBob's great grandmotherSpongeRobertSponge the HorseSquidBob TentaclePantsSquidBobRed SpongeBobMini SpongeBobOff Model SpongeBobSnailBob

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