You will Watch SpongeBob SquarePants Season 3 Episode 11 online for free episodes with HQ / high quality. Stream cartoons SpongeBob SquarePants Episode 51 Party Pooper Pants ~ SpongeBob gets a “plan-your-own-party” kit while grocery shopping. He decides to throw a party and invite everyone he knows. Unfortunately for his guests, SpongeBob plans everything, taking all the fun from his party. When he gets accidentally locked outside, the real party begins, but SpongeBob freaks out thinking that his plan is not being followed. He then gets arrested for not inviting the police officers to his party.