Jail is an upcoming movie which is directed by National award winner Vasanthabalan. GV Prakash is starring as the lead in this movie while composing the music for the film. Star actor Dhanush who is also known for singing many songs has now crooned a song for this movie. GV Prakash in his tweet “Friends are back ... after 8 years @dhanushkraja sings a lovely song for @vasantabalan sirs #Jail in my music will be a very important album and moment ... good positive times ahead”. Apart from this, Dhanush’s Maari 2 will be released on 21 December.