Samir Karnik, the director of 'Kyun, Ho Gaya Na' is making his debut with the same. Amitabh Bachchan is in a lead role of the movie. But Samir gets very nervous to direct Mr. Bachchan. "I was so nervous that Amitji came upto me to ask if I was nervous?", he said. After some time Big B came back again and queried, "Are you feeling better now? I can see that." Well, Mr Karnik don't get nervous anymore, Amitji hai na!