Dennis Earle Lambert (born 1947 in Brooklyn, New York) is an American musician, songwriter and record producer.Lambert began his music career in 1960 when he signed to Capitol Records as a recording artist. By the mid-1960s, he was writing and producing for other artists. Among his earliest work with his first main collaborator Lou Courtney were songs for Freddie & the Dreamers, Lorraine Ellison, Jerry Butler and Jerry Lee Lewis.