Claire Johnston: (born: June 7, 1953) is a singer of the band Mango Groove. Born in the United Kingdom, she has been a South African resident for most of her life. During her senior high school year, she joined the crossover band Mango Groove. Despite a busy concert schedule, she completed a degree in English, Philosophy, and Politics at the University of the Witwatersrand in 1988. She has opened for Belinda Carlisle and performed with Freddie Mercury.