Join Us on Facebookbr Follow Us on Twitterbr br Mumbai, April 26 (IANS) Theatre doyenne Zohra Sehgal turns 100 Friday and Amitabh Bachchan has wished her good health. Big B says he knows her since he was a child and admires her child like enthusiasm even at this age.'For regular updates on the latest happenings in Bollywood kindly subscribe www.youtube.comthe bollywoodshow.