Santa Monica Auctions will hold its 25th anniversary modern and contemporary art auction this coming Saturday, May 30 featuring some hugely well respected names including Banksy, Damien Hirst, Jeff Koons, Raymond Pettibon, Takashi Murakami and Antony Micallef along with the likes of Andy Warhol, Roy Lichtenstein, Keith Haring, Robert Rauschenberg, Man Ray, Mark Ryden, Marcel…