In an effort to cause the kind of global mayhem he has only dreamed about, the evil Plankton has put into motion his most diabolical plot ever. He has created an army of robots using his new insidious device called the Duplicatotron 3000. The only problem is that he forgot to turn on the "obey Plankton" switch and now his robot army is running amok in Bikini Bottom. The fate of Bikini Bottom and possibly the world has been put in the hands (or small tentacles) of three unsuspecting heroes. Join SpongeBob, Patrick and Sandy in their fearless crusade to stop Plankton's evil scheme...