‘Gully Boy’ is just few weeks away from its release but before that the lead actor Ranveer Singh surprised audience with the movie’s amazing tracks. The new song 'Doori' is sung by Ranveer Singh and yet again the actor's rapping skills impressed us like its previous songs ‘Apna Time Aayega’ and ‘Mere Gully Mein’. ‘Doori’ is penned by Javed Akhtar and rapper Divine.