Jaanam Samjha Karo

Talented singer and dancer, Chandni's life is dominated by three aunts, and a soft-spoken maternal grandmother. She meets with a womanizer named Rahul, and falls in love with him. Rahul treats her just like any of his other girlfriends, and decides to have an affair with her. Rahul unexpectedly meets with his dadaji, who wants him to get married to Chandni. In order to fool him, Rahul asks Chandni to pretend to be his wife, which she does. (imdb)