Clarke Auction Gallery

David Hockney's 1969 double portrait of legendary Met curator Henry Geldzahler and his partner Christopher Scott sold on March 6 at Christie's for almost $50 million, his second most expensive painting ever sold.

A household name, David Hockney is also one of the most expensive living artists. Throughout his 60-year career, the artist has developed a unique style and become a star of contemporary art.