Download the 'Lehren Android App' - br Just a few days before the release of the movie Karan Johar hosted the special screening of Kalank. Kalank stars Madhuri Dixit, Sonakshi Sinha, Alia Bhatt, Varun Dhawan, Aditya Roy Kapur, Kunal Khemu and others attended the screening for the movie. Check out this video.