Listen to Amar Gaur Nitai Duti Bhai online. Amar Gaur Nitai Duti Bhai is a Bengali language song and is sung by Arnab Banerjee. Amar Gaur Nitai Duti Bhai, from the album Amar Sadher Posa Moyna Pakhi, was released in the year 2020. The duration of the song is 6:57. Download Bengali songs online from JioSaavn.