In which year, did this earliest guest star in 1999 for SpongeBob SquarePants stop providing the voice?
SpongeBob SquarePants (season 1) The first season of the American animated television sitcom "SpongeBob SquarePants", created by former marine biologist and animator Stephen Hillenburg, aired from May 1, 1999 to April 8, 2000, and consists of 20 episodes. The series chronicles the exploits and adventures of the title character and his various friends in the fictional underwater city of Bikini Bottom. The show features the voices of Tom Kenny, Bill Fagerbakke, Rodger Bumpass, Clancy Brown, Mr. Lawrence, Jill Talley, Carolyn Lawrence, Mary Jo Catlett, and Lori Alan. Among the first guest stars to appear on the show were Ernest Borgnine and Tim Conway voicing the superhero characters of Mermaid Man and Barnacle Boy, respectively.
Sandy Becker George Sanford Becker (February 19, 1922 – April 9, 1996), who was known professionally as Sandy Becker, was a television announcer, actor, and comedian who hosted several popular children's programs in New York City. The best known of these was "The Sandy Becker Show", which ran from 1955 to 1968 on Channel 5 WABD-TV and WNEW-TV.