Chitrangada Singh is all excited to do a sizzling item number for Shirish Kunder’s ‘Joker’. It will be the first time when the actor would be seen shaking her legs in a raunchy item number. Film maker, Shirish Kunder’s describes the song as a nautanki number called Kaafirana- which is hot, raunchy and high on energy. Shirish’s wife and choreographer, Farah Khan, will be choreographing this song. Farah describes the number as the most fabulous one. Chirangada says she is first time doing such a rustic and energetic number. The song is based on Maharashtrian’s dance form ‘Lavni’. The film stars Akshay Kumar, Sonakshi Sinha, Shreyas Talpade and Minissha Lamba in the lead. The film would be adventurous fantasy film and the shooting will end by November 15.