Listen to Bap Betar Bishpan 04 online. Bap Betar Bishpan 04 is a Bengali language song and is sung by Robiul Hasan. Bap Betar Bishpan 04, from the album Bap Betar Bishpan, was released in the year 2018. The duration of the song is 8:55. Download Bengali songs online from JioSaavn.