He transforms cityscapes around the world into brilliant works of street art. Some call him a genius--others, a criminal. Though his true identity remains a secret, graffiti artist Banksy has become one of pop culture's greatest icons. Exit Through the Gift Shop follows the attempts of an eccentric L.A. thrift shop owner to capture the ever-elusive Banksy at work--only to have the mischievous artist turn the camera back on him with hilarious results. Is it all real?