Listen to Hum Aur Tum The Saathi Sad online. Hum Aur Tum The Saathi Sad is a Hindi language song and is sung by Kishore Kumar and R.D. Burman. Hum Aur Tum The Saathi Sad, from the album Hamaare Tumhare, was released in the year 1979. The duration of the song is 5:52. Download Hindi songs online from JioSaavn.