Lily Stewart's mugshot went viral and now the sophomore at the University of Georgia tells the full story of how she got arrested this month and ended up all over Instagram and social media

University of Georgia student Lily Stewart is speaking out about her viral smiling mugshot. “Everyone's been asking me, ‘Why'd you smile, why'd you smile?’ I just smile. It was just like an instinct,” she told People. “There were cameras up there. I popped my smile and turned to the side.”