Listen to Aaj Fagan Aayo online. Aaj Fagan Aayo is a Rajasthani language song and is sung by Mangal Singh, Sayar Bhai and Raju Mewadi. Aaj Fagan Aayo, from the album Rang Rasiyo Rang Layo, was released in the year 2016. The duration of the song is 5:32. Download Rajasthani songs online from JioSaavn.