Listen to Lahanga Debau Mahanga online. Lahanga Debau Mahanga is a Bhojpuri language song and is sung by Saurav Singh. Lahanga Debau Mahanga, from the album Lahanga Debau Mahanga, was released in the year 2023. The duration of the song is 3:30. Download Bhojpuri songs online from JioSaavn.