What it takes to be a teenage celebrity stalker

17-year-old Sarah is unique among celebrities. She's not a famous actress or singer, but instead has garnered a cult following for the thousands of photos she's taken with actual celebrities, earning her the nickname "Stalker Sarah." A lengthy profile in the New York Times magazine reveals just how much work goes into being a teenage celebrity stalker, which involves 40 hours of work each week spent tracking down stars with her father. And it's definitely working -- she's uploaded more than 6,00...