Listen to O Daddy O Mummy online. O Daddy O Mummy is a Bengali language song and is sung by Bappi Lahiri and Assorted Artistes. O Daddy O Mummy, from the album Anusandhan Ogo Badhu Sundari, was released in the year 1980. The duration of the song is 5:32. Download Bengali songs online from JioSaavn.