Simplify the following text for a Grade 4 native English-speaking person.
Original: Tom Chaplin ( born Thomas Oliver Chaplin , 8 March 1979 , Battle , East Sussex , England ) is a musician and composer , best known as the lead vocalist of the piano rock band , Keane .
Simplified: Thomas `` Tom '' Oliver Chaplin ( born March 8 , 1979 ) is the singer of the rock band Keane . He comes from Battle in East Sussex .