Your Sister's Sister (2012)
Genres: Comedy, Drama
Cast: Emily Blunt, Rosemarie DeWitt, Mark Duplass
Your Sister's Sister is a 2011 American comedy-drama film written and directed by Lynn Shelton and starring Emily Blunt, Rosemarie DeWitt, and Mark Duplass. The film premiered on September 11, 2011, at the Toronto International Film Festival, and was released in the United States on June 15, 2012.