Rajesh Khanna was the first movie star that had women writing letters in blood. It was a craze that was new to india.
Dilip Kumar changed the way people acted in movies, his fame cut across boundries, race, and religion. To this day he is rated as the greatest indian actor.
Amitabh Bachchan, all you have to look at is the year 1982, he lay ill in hospital and the whole of india grind to a halt. thats superstardom!!