Filmmaker Sanjay Leela Bhansali's timeless classic Black starring Amitabh Bachchan and Rani Mukerji has completed 19 years today since it's release. As the makers and star cast celebrated the film's first-ever OTT release, Amitabh shared the heartfelt letter he received from the legendary Dilip Kumar after he watched Black at the premiere and shared how he and his wife Saira Banu loved his performance in the film.