Bipasha Basu and Katrina Kaif are co-stars in a yet-to-be-titled Yashraf film. What is the big deal, you say? Well, their boyfriends are in their own version of a cold war, against each other. Bipasha and Katrina were co-stars in Humko Deewana Kar Gaye, but things had not soured between John and Sallu bhai then. Now the two grown-up boys do not even acknowledge each other in public.
