Listen to Happy Bairthday Dev Gurjar online. Happy Bairthday Dev Gurjar is a Rajasthani language song and is sung by Mukesh Gurjar Kanpura. Happy Bairthday Dev Gurjar, from the album Happy Bairthday Dev Gurjar, was released in the year 2025. The duration of the song is 5:38. Download Rajasthani songs online from JioSaavn.