Listen to Alpo Alpo Katha Bala online. Alpo Alpo Katha Bala is a Bengali language song and is sung by Mohd. Aziz and Sarat. Alpo Alpo Katha Bala, from the album Alapa Alap Katha Bengali, was released in the year 2016. The duration of the song is 5:15. Download Bengali songs online from JioSaavn.