A portrait of Mao Zedong by Andy Warhol, with two bullet holes put there by "Easy Rider" star Dennis Hopper. Photo: Christie's Images NEW YORK (REUTERS).- An Andy Warhol portrait of Mao Zedong that actor Dennis Hopper shot two bullets through sold for...

“You can’t have preconceived ideas. You have to live in the moment. You have to keep yourself open.” — Dennis Hopper, 2010 Andy Warhol (1928-1987), Dennis Hopper, 1977 unique Polacolor Polaroid print; copyright credit blindstamp (in the margin); Estate...

Andy Warhol, Dennis Hopper, 1971. Synthetic polymer and silkscreen ink on canvas, 40 x 40 inches. Estimate: $800,000 -1,200,000. Photo: Christie's Images Ltd 2010. NEW YORK, NY.- Christie’s announced the sale of artworks Property from the Collection of...

Paul Newman, 1964. Gelatin silver print, printed 2009, 24 x 16 inches / 61 x 40.6 cm. Courtesy Tony Shafrazi Gallery, New York. NEW YORK, NY.- "Dennis Hopper: Signs of the Times," on view at Tony Shafrazi Gallery through October 24, includes a vast selection...