Artists (Back row from L to R) Beezy Bailey, Jessica Getty and Terry O'Neil (Front row from L to R)  Silvia Ziranek, Marc Quinn, Alison Jackson and Stuart Semple pose for photographers at a charity auction photocall at Sotheby's auction house in central London, on September 16, 2009.'Art for Africa' is organised by Africa Foundation and the September 21 Sale will benefit two charities which, fund and facilitate the care and support of orphaned and vulnerable children in South Africa. Getty Images logo Getty Images 2 months ago

Artists (Back row from L to R) Beezy Bailey, Jessica Getty and Terry O'Neil (Front row from L to R) Silvia Ziranek, Marc Quinn, Alison Jackson and Stuart Semple pose for photographers at a charity auction photocall at Sotheby's auction house in central London, on September 16, 2009.'Art for Africa' is organised by Africa Foundation and the September 21 Sale will benefit two charities which, fund and facilitate the care and support of orphaned and vulnerable children in South Africa.