Listen to Cajo Mario: Overture online. Cajo Mario: Overture is an Instrumental language song and is sung by Simone Perugini and Tuscan Opera Academy Orchestra. Cajo Mario: Overture, from the album Cimarosa: Opera Overtures, Vol. 6, was released in the year 2021. The duration of the song is 8:08. Download Instrumental songs online from JioSaavn.