This week, we have been all but carpet-bombed on social media with publicity material from Karan Johar’s forthcoming production  Kalank which boasts of a grocery list of stars — Madhuri Dixit, Sanjay Dutt, Varun Dhawan, Aditya Roy Kapoor, Alia Bhatt and Sonakshi Sinha. Though this Abhishek Varman-directed film is set in the blood-soaked 1940s, it brought...