Listen to Kawan Ba Rog Lagal online. Kawan Ba Rog Lagal is a Bhojpuri language song and is sung by Mohan Singh and Nisha Pandey. Kawan Ba Rog Lagal, from the album Bhatar Jab Sut Jaai, was released in the year 2009. The duration of the song is 3:54. Download Bhojpuri songs online from JioSaavn.