Listen to Dum Dum Damarua Bajai online. Dum Dum Damarua Bajai is a Bhojpuri language song and is sung by Renu Sinha. Dum Dum Damarua Bajai, from the album Kanwar Leke Chalah, was released in the year 2019. The duration of the song is 5:15. Download Bhojpuri songs online from JioSaavn.