Listen to Hero Gum Gyo Mharo online. Hero Gum Gyo Mharo is a Rajasthani language song and is sung by J.P Rawat. Hero Gum Gyo Mharo, from the album Hero Gum Gyo Mharo, was released in the year 2024. The duration of the song is 7:40. Download Rajasthani songs online from JioSaavn.