Thakur was born on 3 November 1985 in a Bengali Brahmin musical family in Calcutta (now Kolkata). Her father
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In 1999, she sang the first song of her career in the film Chena Chena under the musical direction of Anupam Dutta and penned by Pulak Bandyopadhyay. It was a Bengali children song titled "Choi Choi Choi Tipi Tipi". T… See more

As a child, she appeared in a Bengali television show, Aalokito ek Indu, in which she played the lead role Indubala. It was followed by two telefilms, including Sudeshna Roy's Phagune Agun, in which she was se… See more