The soundtrack of Kazhugu was composed by Yuvan Shankar Raja

Yuvan Shankar Raja

Yuvan Shankar Raja is an Indian film score and soundtrack composer, singer and occasional lyricist. He has predominantly scored music for Tamil as well as several Telugu films. His musical career began in 1996, at age 16, as he composed the film score for Aravindhan...

, a close friend of Krishna. It features five tracks, which were sung Yuvan Shankar Raja himself, his brother Karthik Raja

Karthik Raja

Karthik Raja is a Tamil musician from Chennai, India. He made his debut as music composer in the Tamil film Alexander.-Personal life:Karthik Raja is the eldest son of musician Ilaiyaraaja and Jeeva. His brother Yuvan Shankar Raja and sister Bhavatharini, who are also Kollywood music directors and...

 and noted folk music artists Pushpavanam Kuppusamy and Velmurugan among others. The lyrics were penned by Na. Muthukumar

Na. Muthukumar

Na. Muthukumar is a Tamil poet and lyricist, who writes lyrics for Tamil film songs.-Career:Muthukumar began his career wanting to be a director and worked under Balu Mahendra for four years. But then he became a lyricist, beginning with the lyrics for the songs of the Tamil film Veera Nadai,...

 and Snehan

Snehan

Snehan is a Tamil poet, lyricist. Debuting in the film Putham Pudhiya Poove, he has written lyrics for more than 600 songs.-Career:...

. The soundtrack album is to be released on 23 November 2011.