Listen to Cholo Cholo Osror Gaan online. Cholo Cholo Osror Gaan is a Bengali language song and is sung by Mosiur Rahman. Cholo Cholo Osror Gaan, from the album Cholo Cholo Osror Gaan, was released in the year 2024. The duration of the song is 4:01. Download Bengali songs online from JioSaavn.