Namak Haraam (1973). This Rajesh Khanna, Amitabh Bachchan and Rekha starer is a cult classic. Direction was by Hrishikesh Mukherjee. Music by RD Burman had superb songs. "Diye Jalte Hai, Phool Khilte Hai", "Nadiya se dariya, Dariye se sagar" and "Main Shayar Badnaam", are still popular.