Scaredy Pants - I Was a Teenage Gary.Scaredy Pants: SpongeBob is tired of always getting scared on Halloween and being called "Scaredy Pants", so he decides to dress like the Flying Dutchman to get revenge. For his costume, SpongeBob realizes that a real ghost has a round head, and that he has a square one. Patrick shaves SpongeBob's head, making it round. The real Flying Dutchman appears and explains to the people how offended he is by people dressing up as him for Halloween, and that SpongeBob's costume is the worst of all. He takes off SpongeBob's costume, which revealed that his brain is exposed as a result of Patrick's shaving. Subsequently, everyone runs away, including the Dutchman, leaving SpongeBob satisfied to finally have succeeded in scaring people.
I Was a Teenage Gary: SpongeBob trusts Squidward to take good care of Gary while he goes to a jellyfishing convention. However, Squidward neglects him and Gary falls sick. SpongeBob calls the veterinarian, who gives him a syringe filled with snail plasma. Squidward accidentally injects the serum into SpongeBob's nose, causing SpongeBob to turn into a snail. The transformed SpongeBob approaches Squidward who runs in fear, accidentally injects himself with the serum, and thus turns into a snail himself. The three snails are last seen meowing a song on a fence at night, which annoys Patrick.