A woman walks past a painting by Jenny Saville entitled “Red Stare Head IV” on display in the Royal Academy of Arts' Summer Exhibition on June 2, 2011 in London, England. The Summer Exhibition is the world's largest open submission contemporary art show, now in its 243rd year, with over 12,000 entries received from 27 countries. The exhibition features over 1100 works of art including: painting, sculpture, photography, architecture and film, it officially opens to the public on June 7, 2011. (Photo by Oli Scarff/Getty Images)

Members of the public admire the artwork on display in the Royal Academy of Arts' Summer Exhibition on June 2, 2011 in London, England. (Photo by Oli Scarff/Getty Images)

A gallery assistant admires the artwork by Anish Kapoor on display in the Royal Academy of Arts' Summer Exhibition on June 2, 2011 in London, England. (Photo by Oli Scarff/Getty Images)

A woman walks past artworks by Tracey Emin including “Me Too – Glad To Hear I'm a Happy Girl” (C) on display in the Royal Academy of Arts' Summer Exhibition on June 2, 2011 in London, England. (Photo by Oli Scarff/Getty Images)

A gallery assistant admires the artwork by Martin Creed entitled “Work no.998” on display in the Royal Academy of Arts' Summer Exhibition on June 2, 2011 in London, England. (Photo by Oli Scarff/Getty Images)

A gallery assistant admires the artwork by Allen Jones entitled “Think Pink” on display in the Royal Academy of Arts' Summer Exhibition on June 2, 2011 in London, England. (Photo by Oli Scarff/Getty Images)

Artist Keith Tyson stands in front of his painting entitled “Deep Impact” on display in the Royal Academy of Arts' Summer Exhibition on June 2, 2011 in London, England. (Photo by Oli Scarff/Getty Images)