<Table> <Tr> <Th colspan="2"> Sideshow Bob </Th> </Tr> <Tr> <Td colspan="2"> The Simpsons character </Td> </Tr> <Tr> <Td colspan="2"> </Td> </Tr> <Tr> <Th colspan="2"> Information </Th> </Tr> <Tr> <Th> Voiced by </Th> <Td> Kelsey Grammer </Td> </Tr> <Tr> <Th> Gender </Th> <Td> Male </Td> </Tr> <Tr> <Th> Occupation </Th> <Td> Television personality Criminal mastermind Former Mayor of Springfield Former Mayor of Salsiccia scientist professor actor </Td> </Tr> <Tr> <Th> Relatives </Th> <Td> Father : Dr. Robert Terwilliger Sr . Mother : Dame Judith Underdunk Brother : Cecil Terwilliger Wife : Francesca Son : Gino Ex-wife : Selma Bouvier </Td> </Tr> <Tr> <Th colspan="2"> First appearance </Th> </Tr> <Tr> <Th> The Simpsons </Th> <Td> `` The Telltale Head '' ( 1990 ) </Td> </Tr> </Table>
<Table> <Tr> <Th colspan="2"> Sideshow Bob </Th> </Tr> <Tr> <Td colspan="2"> The Simpsons character </Td> </Tr> <Tr> <Td colspan="2"> </Td> </Tr> <Tr> <Th colspan="2"> Information </Th> </Tr> <Tr> <Th> Voiced by </Th> <Td> Kelsey Grammer </Td> </Tr> <Tr> <Th> Gender </Th> <Td> Male </Td> </Tr> <Tr> <Th> Occupation </Th> <Td> Television personality Criminal mastermind Former Mayor of Springfield Former Mayor of Salsiccia scientist professor actor </Td> </Tr> <Tr> <Th> Relatives </Th> <Td> Father : Dr. Robert Terwilliger Sr . Mother : Dame Judith Underdunk Brother : Cecil Terwilliger Wife : Francesca Son : Gino Ex-wife : Selma Bouvier </Td> </Tr> <Tr> <Th colspan="2"> First appearance </Th> </Tr> <Tr> <Th> The Simpsons </Th> <Td> `` The Telltale Head '' ( 1990 ) </Td> </Tr> </Table>
when did sideshow bob first appear in the simpsons
when did sideshow bob first appear in the simpsons
`` The Telltale Head ''
`` The Telltale Head ''