premiere of sorority row 09/03/09 - Premiere of "Sorority Row" at ArcLight Hollywood. Attending: Demi Moore, Rumer Willis, Audrina Patridge, Leah Pipes, Briana Evigan, Margo Harshman, Jamie Chung, Aaron Smith, Cisco Adler, Stewart Hendler. Photo: Jeff Kravitz /FilmMagic.com°