Listen to Nitai Gour Duti Bhai online. Nitai Gour Duti Bhai is a Bengali language song and is sung by Sadhu Charan Das. Nitai Gour Duti Bhai, from the album Naru Gopal, was released in the year 2007. The duration of the song is 4:55. Download Bengali songs online from JioSaavn.