Following Friday's new poster, Summit Entertainment has now released the trailer for The Perks of Being a Wallflower, starring Emma Watson, Logan Ler­man, Ezra Miller, Mae Whitman, Nina Dobrev, Johnny Simmons and Dylan McDermott.

Opening in theaters on September 14, the film is a funny and touching coming-of-age story based on the beloved best-selling novel by Stephen Chbosky that captures the dizzying highs and crushing lows of growing up. The Perks of Being a Wallflower is a moving tale of love, loss, fear and hope-and the unforgettable friends that help us through life.