The Spongebob Movie: SpongeBob and the Little Mermaid

The SpongeBob Movie: SpongeBob and the Little Mermaid is a movie idea for Nickelodeon Studios. Not only does it feature characters from the SpongeBob Squarepants Series, but this movie takes a spin of the classic fairy tale, "The Little Mermaid". This movie also involves anime-based character for the Fairy Tale-themed Movie.

Summary
When Mer-Kings King Triton and King Neptune prepare to sign a treaty with another Sea King from the Japan Seas, King Mizu as a means to allow mer-people to live in any vacinitiy of the oceans such as Bikini Bottom, SpongeBob is given the task of being a caretaker for one of King Mizu's daughters, Princess Marina.

However, Princess Mariana often goes to the surface because she always wondered what life would be like above the sea.

Meanwhile, Plankton decides to team up with an evil sea sorceress to try and get the Krabby Patty Secret Formula. However, little does Plankton know that this sea sorceress tends to use Krabby Patties for her own purposes: To overthrow the Mer-Kings and take over the entire ocean and surface world. In short, she wants to rule the world!