High Quality Content by WIKIPEDIA articles! "Car Wash" is a 1976 soul music single by Rose Royce for MCA Records, the group`s debut single and one of the most notable successes of the disco era. Written and produced by the band`s main producer Norman Whitfield, "Car Wash", the theme of the 1976 film Car Wash, was Rose Royce`s most successful hit single and the lead single from their first album, the Car Wash soundtrack. Reaching number one in the United States on the Billboard pop and R&B charts, "Car Wash" also peaked at number three on the disco charts and reached number nine in the UK singles chart in February 1977. The song was later covered in 2004 by Christina Aguilera and Missy Elliott, who released their version as the single for the Shark Tale soundtrack.