Listen to Bol Kawan Dhailas online. Bol Kawan Dhailas is a Bhojpuri language song and is sung by Sunil Superfast. Bol Kawan Dhailas, from the album Bol Kawan Dhailas, was released in the year 2022. The duration of the song is 3:40. Download Bhojpuri songs online from JioSaavn.