If Rahul has the voice and looks, Vishal, has the brains. If Malvika, can get heads turning, Preity, can say a million things. What Vishal and Preity can't do, is spell it out to Malvika and Rahul that they heart them. So on Facebook, Vishal becomes Rahul, Preity becomes Malvika and they start chatting. They do a great job of pretending to be someone else. But how long can you fake it?
