Listen to Hailakandir promote gaan online. Hailakandir promote gaan is a Bengali language song and is sung by Rafikul Islam and Musfika Khatun. Hailakandir promote gaan, from the album Hailakandir promote gaan, was released in the year 2024. The duration of the song is 3:35. Download Bengali songs online from JioSaavn.