Kalank Promotions: Alia Bhatt, Varun Dhawan, Aditya Roy Kapur and Sonakshi Sinha paint the town black & white

Alia Bhatt, Sonakshi Sinha, Varun Dhawan and Aditya Roy Kapur are busy discharging promotional duties for their upcoming film Kalank and did photo ops in Mumbai on April 6. Alia,.....