LONDON, UNITED KINGDOM - NOVEMBER 01: Gallery assistants pose with to 'Interior' by Harold Gilman (est. £150,000-250,000) during the press preview of the 'Bowie/Collector' auction at Sotheby's on November 1, 2016 in London, England. The auctions are set to take place on November 10 and 11, 2016 in London, with many items from musician David Bowie's personal art collection available for sale. (Photo by Kate Green/Anadolu Agency/Getty Images)
