Singing legend Asha Bhosle is set to join Anu Malek, Sunidhi Chauhan and Salim Merchant as the fourth judge on the sixth season of popular singing reality show "Indian Idol". "The first thing I will ever look for in any contestant is their sur. My focus will be on sur because it is the most important part of singing. I don't like singers, who are not been trained properly," Bhosle told reporters on Tuesday."It is very important for singers to have a classical training as it helps them to sing the...