Complex sentence: Jimmy Clanton (born 2 September 1940, Baton Rouge, Louisiana) known as the "swamp pop R&B teenage idol", and his band recorded a hit song "Just A Dream" which Clanton had written in 1958 for the Ace Records label.
Split into simpler sentences: Jimmy Clanton (born September 2,1940) was born in Baton Rouge, Louisiana and known as the "swamp pop R&B teenage idol". His band recorded a hit song "Just A Dream" which Clanton had written in 1958 for the Ace Records label.