Listen to Kanwariya Bola Bam Lahari online. Kanwariya Bola Bam Lahari is a Bhojpuri language song and is sung by Monu Raj. Kanwariya Bola Bam Lahari, from the album Kanwariya Bola Bam Lahari, was released in the year 2019. The duration of the song is 5:23. Download Bhojpuri songs online from JioSaavn.