Baabul

While golfing, Malvika Talwar meets with handsome, U.S.-returned Avinash, both fall in love with each other, and shortly thereafter get married. The following year, Malvika gives birth to a boy, and they decide to name him Ansh. Then chaos and devastation enters Malvika's life when Avinash gets killed in an automobile accident. Malvika resigns herself to a life of a widow, her sole motive for living appears to be to look after Ansh. She is shocked when her in-laws, Balraj, and Shobhana, ask her to re-marry. Will Malvika be able to remove Avinash from her heart and mind and marry someone else?

Baabul (Hindi: बाबुल, Urdu: بابُل) is a 2006 Bollywood film, directed by Ravi Chopra. The movie stars Amitabh Bachchan, Hema Malini, Salman Khan, Rani Mukerji, John Abraham and Om Puri. The movie was dubbed in Telugu as Premabhishekam. The movie celebrates B. R. Chopra's 50 years in cinema.
Balraj Kapoor (Amitabh Bachchan) is a rich businessman, happy and content with his world. He and his wife Shobhna (Hema Malini) have a son Avinash (Salman Khan). After many years of studying abroad, Avinash announces that he is returning home. Soon, Malvika "Milli" Talwar (Rani Mukerji) enters his life. Love blossoms between them and they get married and are soon blessed with a son, Ansh. However tragedy strikes the family when Avinash is killed in an accident. The loss is too much for Milli and she slowly falls into depression. Balraj seeks to bring happiness back into Milli's life and he gets into contact with Rajat (John Abraham). Rajat was Milli's friend and he secretly loved her but never told her. Balraj asks Rajat to marry Milli but he faces opposition from his traditional elder brother Balwant (Om Puri). Balwant is totally opposed to the marriage but after some talking from Balraj he agrees. Rajat and Milli get married.

Source: Wikipedia