Saif Ali Khan and Riteish Deshmukh doffs their hat to the greatest Bollywood stars ever - Amitabh Bachchan, Dilip Kumar,Rajendra Nath! Check out the madness that gives you a sneak peek of the fun in store, in this dialogue promo. Watch Humshakals Movie Dialogue Promo Videos | Big B and Dilip Kumar in Humshakals Movie Watch online.