SpongeBob SquarePants: Season 0, Episode 3

0 - 3: The Sponge Who Could Fly (The Lost Episode)

SpongeBob wants to fly so he tries his best to make an invention that allows him to fly. When all of them fail, people start to think that SpongeBob is crazy until SpongeBob puts a hair dryer his pants. The hot air in his pants allows him to fly! But then, people start asking SpongeBob to do things for them, stopping him from flying with the jellyfish.