Billy Billy Bo Billy Banana Fana Fo Filly Plankton is one of Sheldon J. Plankton's cousins who appears in the episode "Plankton's Army."


He is taller than Plankton. He is a hillbilly, like the rest of Plankton's cousins.


  • His name is a reference to the song "The Name Game," originally made by Shirley Ellis in 1964.

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