Actress Vidya Balan, who is gearing up for the release of her upcoming film Kahaani 2, says she likes her co-actor Arjun Rampal’s infectious smile. “I like his (Arjun’s) smile. Whenever he smiles I also burst into laughter… Every time he starts giggling, the entire set starts laughing. He has such an infectious smile,” Vidya said. The Rock On 2 actor is playing a police officer in the second installment of filmmaker Sujoy Ghosh’s movie Kahaani.
