They stalk their Hollywood prey 24 hours a day, feeding the public’s insatiable lust for gossip and scandal. Their photos can make or break a career. But working as a paparazzi photographer is anything but glamorous. We take a behind-the scenes look at the lives of these top celebrity photographers. Remarkably, during the filming of this documentary, the agency profiled got worldwide scoop – exclusive photographs of Britney Spears shaving her head.