Veteran Bollywood actor Amitabh Bachchan's performance in The Last Lear has been tagged as his best ever. But he says that his best is yet to be seen."It would be a terrible day for an artiste if people classify his contribution as his best. That would be the end of his work. There is always an opportunity to work better and the best is yet to come," Amitabh said.He added: "I am a simple actor. As long as I am offered challenging roles, I would like to take them and experiment wit   read more »