Behind the Scenes of 'Booksmart': How Olivia Wilde Brought the 'Magical' Comedy to Life

The first-time director and her cast (Beanie Feldstein, Kaitlyn Dever, Billie Lourd and more) talk about why high school "feels like war" and the "really special," "so, so cool" experience of working on Booksmart, in theaters May 24.