KC and the Sunshine Band became prominent in the United States in 1975 with ' Get Down Tonight' and ' That's the Way (I Like It)'. The band's 'Queen of Clubs' was a hit in the UK, peaking at No. However, while working on demos for KC & the Sunshine Band the song ' Rock Your Baby' ( George McCrae) was created. R&B chart and overseas that TK wanted a follow-up single and album. The first couple songs, 'Blow Your Whistle' (September 1973) and 'Sound Your Funky Horn' (February 1974), were released as singles, and did well enough on the U.S. They later added guitarist Jerome Smith (1953–2000) and drummer Robert Johnson, both TK studio musicians. The initial members were just Casey and Finch. Thus began the Casey-Finch musical collaboration. He was introduced to Richard Finch, who was doing engineering work on records for TK Records. Harry Wayne Casey formed KC and the Sunshine Band in 1973.
He is best known for his band, KC and the Sunshine Band, as a producer of several hits for other artists, and as a pioneer of the disco genre of the 1970s. Harry Wayne Casey (born January 31, 1951), better known by his stage name KC, is an American record producer, musician and songwriter.