Listen to Kar Devo Mardar online. Kar Devo Mardar is a Bhojpuri language song and is sung by Deepak Raj and Sania Sangam. Kar Devo Mardar, from the album Kar Devo Mardar, was released in the year 2025. The duration of the song is 3:28. Download Bhojpuri songs online from JioSaavn.