Stephen Chbosky, Nina Dobrev, Emma Watson and Ezra Miller attend "The Perks of Being a Wallflower" premiere in Los Angeles

Writer and director Stephen Chbosky poses with cast members Nina Dobrev, Emma Watson and Ezra Miller (L-R) during the premiere of the motion picture romantic drama "The Perks of Being a Wallflower", at the Arclight Cinerama Dome in Los Angeles on September 10, 2012. UPI/Jim Ruymen