The bond and comfort they share in real life is the key to their crackling chemistry on screen, say actors Alia Bhatt and Varun Dhawan. 

With the audiences appreciating their relatable depiction of young romance, all the three films became box office hits. "It is just that I connect with her, which evokes a reaction, and I guess this is what translates on-screen. When we are performing, even if it is the smallest thing she does, I notice that and there is a reaction to it.