SpongeBob's Brain

SpongeBob's Brain is the forth episode of season one of Spongebob's Sexy Life. It is the forth episode overall. It premiered on June 19th, 2004
== Plot ==
Plankton gets trapped in SpongeBob's brain after another pathetic attempt in stealing the formula and he must get out in time before he gets physically ill
== Characters ==
* SpongeBob SquarePants
* Sheldon J. Plankton