Bade Achhe Lagte Hain 2: Nakuul Mehta shares secret behind his stunning chemistry with Disha Parmar; says, 'We don’t need to show off...'  

Bade Achhe Lagte Hain 2 star Nakuul Mehta and Disha Parmar work play Ram and Priya. They are popular as RaYa and have sizzling hot chemistry on the show. So, what's the secret behind it? Nakuul Mehta spills the beans...