This is the page about Clay the Fake Guy. If you were looking for the article about background character, then see Incidental 31. Clay the Fake Guy is an alter-ego of Sheldon J. Plankton whose voice is heard in The SpongeBob SquarePants Movie. Role in movie He is heard calling Mr. Krabs and lies about Mr. Krabs stealing King Neptune's crown. Retrieved from "https://spongebob.fandom.com/wiki/Clay_the_Fake_Guy?oldid=2422957" Categories: Characters Characters with one appearance Male characters Movie characters Non-series characters The SpongeBob SquarePants Movie Alter-egos Community content is available under CC-BY-SA unless otherwise noted.