This beautiful duet, with playback of Kishore 'da (aka Guru) & Lata ji, is from film-maker Shakti Samant saab's Rajesh Khanna (aka Kaka) & Zeenat Aman (aka Zeeny baby) starrer 1974 flick 'Ajnabee', with music that of the imitable Rahul Dev Burman (aka Pancham) & lyrics of Anand Bakshi saab. Shakti Samant saab, the director of this movie, started his career in film industry in early 50s and for the next quarter century made quite successful movies like 'Howrah Bridge', 'China Town', 'An Evening in Paris', 'Aaradhna' (this movie catapulted Rajesh Khanna to super stardom, the like of which India had never seen before), 'Amar Prem', 'The Great Gambler' etc. Shakti 'da was also the chairman of the Central Board of Film Certification (or Censore Board as it is commonly known as) for seven years. Zeenat Aman aka Zeeny Baby, the sexy sultress of the 70s was a former model who started her career in 1971 with O P Rulhan's Hulchul and went on to do female leads opposite Kaka, Vinod Khanna & Big B in flicks like 'Don', 'Dostana' etc.