April "Cheyne" M Coates (born 6 September 1970 in Melbourne, Australia) is an Australian dance music and pop singer-songwriter and producer, who worked with Andrew Van Dorsselaer (Andy Van) as the duo, Madison Avenue. Their song "Don't Call Me Baby" peaked at number two on the Australian Recording Industry Association (ARIA) Singles Chart in 1999 and at the top of the UK Singles Chart and the Billboard dance charts in 2000. Since the break-up of Madison Avenue in 2003, Cheyne recorded an album, Something Wicked This Way Comes, and its first single "I've Got Your Number" which reached No. 26 in 2004.