It's that day of the year again. October 11, the day when Amitabh Bachchan, the most celebrated star of the industry, turns a year older. Yes, Big B turns 68 on Monday and hopes to spend the special day with his family at home. But the birthday would be made special in more ways than one. First, his much awaited television show Kaun Banega Crorepati goes on air on Monday. Secondly, Sony TV, the channel that will air the programme has planned a bash for the superstar at JW Marriot hotel in Mumbai