Listen to O Master Moshai online. O Master Moshai is a Bengali language song and is sung by Sumona Ghosh, Usha Uthup, Sabina Yasmin and Dola Roy. O Master Moshai, from the album Aaj Sumonar Janmodin, was released in the year 1991. The duration of the song is 4:42. Download Bengali songs online from JioSaavn.