Shelby Plankton

Shelby Plankton is Sheldon J. Plankton's sister. She didn't know that her brother is evil and try to steal the Krabby Patty Secret Formula from The Krusty Krab for years. 
Category:Characters
Category:Fanon characters
Category:Characters voiced by a guest voice cast member
Category:Females
Category:Female characters
Category:Plankton and Karen's family
Category:She/Her