Listen to Key Supna Jajj Karachi Paya online. Key Supna Jajj Karachi Paya is a Haryanvi language song and is sung by Rajender Kharkiya. Key Supna Jajj Karachi Paya, from the album Fauji Ke Sapne, was released in the year 2019. The duration of the song is 7:45. Download Haryanvi songs online from JioSaavn.