Listen to Yeh Kaun Aaj Aaya online. Yeh Kaun Aaj Aaya is a Hindi language song and is sung by Lata Mangeshkar and R.D. Burman. Yeh Kaun Aaj Aaya, from the album Bandhe Hath, was released in the year 1972. The duration of the song is 4:59. Download Hindi songs online from JioSaavn.