Listen to Claasi-Folk online. Claasi-Folk is a Hindustani language song and is sung by Bickram Ghosh and Gopal Burman. Claasi-Folk, from the album Ultimate Drum Jams - Maestro Bickram Ghosh, was released in the year 2018. The duration of the song is 9:02. Download Hindustani songs online from JioSaavn.