Actress Alia Bhatt's much-awaited film 'Gangubai Kathiawadi' is all set to release on the big screen on January 6 next year.Alia took to Instagram, where she shared the poster of the film, which is directed by Sanjay Leela Bhansali. The film also stars Ajay Devgn."Bringing to you a part of my heart & soul, #GangubaiKathiawadireleasing in cinemas near you on 6th January, 2022," she wrote as the caption.'Gangubai Kathiawadi' is inspired by the life of Gangubai Kothewali, 'madam' of a brothel in Mumbai's Kamathipura, and is based on a chapter of Hussain Zaidi's book 'Mafia Queens Of Mumbai'.