Twelve years old SpongeBob decides to become a superman in his future life. But his classmates laugh at him for choosing the stupidest job ever. SpongeBob gets sad and decides to leave the Bikini Bottom. Ep10 Twelve year old SpongeBob finds a New Kelp City, And thinks that New Kelp City will be a great city for 12-year-old boy. But that was the wrongest idea ever.