Walter Anthony Murphy Jr. (born December 19, 1952) is an American composer, keyboardist, songwriter, and record producer. He is best known for the instrumental "A Fifth of Beethoven", a disco adaptation of Beethoven's Fifth Symphony which topped the charts in 1976 and was featured on the Saturday Night Fever soundtrack in 1977. Further classical-disco fusions followed, such as "Flight '76", "Toccata and Funk in 'D' Minor" "Bolero", and "Mostly Mozart", but were not as successful. In a career spanning over... [more on Wikipedia]