Listen to Collego Ri Dosti online. Collego Ri Dosti is a Rajasthani language song and is sung by Devendra Dewasi and Parmeshwari Prajapat. Collego Ri Dosti, from the album Collego Ri Dosti, was released in the year 2020. The duration of the song is 5:04. Download Rajasthani songs online from JioSaavn.