Your Sister's Sister starring Mark Duplass, Emily Blunt, and Rosemarie Dewitt is reviewed by Christy Lemire (AP critic) and Alonso Duralde (TheWrap.com and Linoleum Knife podcast). See what other critics are saying: http://www.rottentomatoes.com/m/your_sisters_sister/ Iris invites her friend Jack to stay at her family's island getaway after the death of his brother. At their remote cabin, Jack's drunken encounter with Hannah, Iris' sister, kicks off a revealing stretch of days. Support What The Flick?! for FREE by doing your Amazon shopping through this link (bookmark it!) http://www.amazon.com/?tag=whattheflick-20