Karvaten badlate rahe – 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 became one of the “major-hits” of 1974. It was also acclaimed by the critics. Most of the songs from the film became super hit. ‘Jai Jai Shiv Shankar’, ‘Zindagi ke safar mein’ and ‘Karvate badalate rahen’ are still very popular.it was also the time when James Kenelm Clarke & Harry Weisbloom making a BBC documentary film on Rajesh Khanna named “BOMBAY SUPERSTAR”
The film is a remake of a Malayalam film, Vaazhve Mayam, directed by K S Sethumadhavan, where the ending was different. The film was later also remade in Telugu, retaining the original ending, by director Dasari Narayana Rao as Edadugula Bandham (1985) starring Mohan Babu andJayasudha.