'The Perks Of Being A Wallflower' actress Nina Dobrev posing in her long floral print dress outside Barnes & Nobel before signing copies of her 'Seventeen' magazine cover for fans in Atlanta, Georgia on September 15, 2012. 'The Perks Of Being A Wallflower' actress Nina Dobrev posing in her long floral print dress outside Barnes & Nobel before signing copies of her 'Seventeen' magazine cover for fans in Atlanta, Georgia on September 15, 2012.