Aap Ki Kasam

Aap Ki Kasam is a 1974 Hindi film produced by J. Om Prakash, which also marks his directorial debut. The film stars Rajesh Khanna, Mumtaz, Sanjeev Kumar, Rehman, Asrani and A. K. Hangal. The music is by R.D. Burman, who received the only Filmfare nomination for the film. The film was successful in the box office, and it was also acclaimed by the critics. The songs from the film, including Jai Jai Shiv Shankar, Zindagi ke safar mein and Karvate badalate rahen, became very popular.

Kamal Bhatnagar Rajesh Khanna is a jealous husband who begins to doubt the fidelity of his wife Sunita Mumtaz when his best friend Mohan Sanjeev Kumar enters their lives. Sunita is unable to convince Kamal that she loves only him. He leaves her, not knowing that she is pregnant with his child. Depressed and confused, Kamal becomes a homeless wanderer, while Sunita remarries to provide a secure home for her child. Many years later, the truth dawns on him as he turns up, a broken man, at his own daughters wedding.

Source: Wikipedia