They play an adorable couple in the indie hit The Spectacular Now, but if you ruin a fellow audience member's experience watching their coming-of-age romance, Miles Teller and Shailene Woodley will ruin your life.
The PSA above is part of the Alamo Drafthouse's summer long series of ads aimed at discouraging theatergoers from using their cell phones in the church of cinema; this one, exclusive to BuzzFeed, shows a whole new side of Woodley, who normally seems like the happiest star in Hollywood.
The movie expands nationwide on Aug. 28; we advise turning the iPhone off when you enter the theater.