Vinyl LP pressing. 1974 album from the soul and disco singer. The album's title track was written and produced by Harry Wayne Casey and Richard Finch of KC and the Sunshine Band and was one of the landmark recordings of early disco music. A massive international hit, the song reached number one on the Billboard Hot 100 singles chart in the United States, spending two weeks at the top in July 1974. The backing track for the record was recorded in 45 minutes as a demo and featured guitarist Jerome Smith of KC and the Sunshine Band, with Casey on keyboards and Finch on bass and drums. It was also one of the first records to use a drum machine, an early Roland rhythm machine.