Listen to O Saathi Re online. O Saathi Re is a Hindi language song and is sung by Kalyanji-Anandji, Kishore Kumar and Amitabh Bachchan. O Saathi Re, from the album Safar - Amitabh Bachchan Vol- 1, was released in the year 2003. The duration of the song is 4:57. Download Hindi songs online from JioSaavn.