The Babysitter!

Mario leaves Sonic and SpongeBob to be babysitted.

The Plot
Mario leaves SpongeBob and Sonic with Bulbasaur so he has to babysit them. He gets them an entertainer but it's just a snake that Sonic and SpongeBob find boring. Dark Bowser comes to their souls for 5 bucks and after that Dr. Chaoski comes to give them a soul transplant. He calls the cops and it is revealed that the babysitter was really a kidnapper.

Characters

 * Bulbasaur
 * SpongeBob
 * Sonic
 * Mario
 * Dr. Chaoski
 * Blue Snake
 * PiranhaThe Babysitter!