Karan Johar is one of the successful personality in the Hindi film industry, as he has directed lots of smashing and blockbuster hit hindi feature films.
His successful mantra is to play emotionally with the emotion of human heart and music is one of the most important aspects in all of his films. If you put Re. 1/- in any of his films, and you are sure to get a minimum of Rs. 100/- back . That is the Directors power, attraction, magnetism and charisma he wield on the hindi film viewers.
The main reason behind his success is his hard and creative work which would enable all viewers to watch his directed movies.
But, on another side he is actually failure in terms of acting.