SpongeBob and Patrick sneak onto Sandy’s rocket ship one night. When they do, they accidentally start the engine but crash-land back to Bikini Bottom. Thinking they are on the moon, they capture everyone thinking they are aliens. Eventually, SpongeBob believes that Patrick is an alien. SpongeBob starts the rocket to return home, and when it reaches the moon, the rocket crashes on top of it. SpongeBob looks out the window and realizes his mistake.