Listen to Nidra Hara Raater Er Gaan online. Nidra Hara Raater Er Gaan is a Bengali language song and is sung by Kamal Ahmed and Priyanka Gope. Nidra Hara Raater Er Gaan, from the album Kaan Pete Roi, was released in the year 2013. The duration of the song is 3:02. Download Bengali songs online from JioSaavn.