Listen to Ham Kitne Nadan The Yaaron online. Ham Kitne Nadan The Yaaron is a Hindi language song and is sung by Kishore Kumar and R.D. Burman. Ham Kitne Nadan The Yaaron, from the album Sitamgar, was released in the year 1985. The duration of the song is 4:20. Download Hindi songs online from JioSaavn.