Filmmaker Karan Johar wished the 'strongest pillar' of the nation, Prime Minister Narendra Modi, who turned 72 on Saturday. Filmmaker Karan Johar extended his warm wishes for the Prime Minister on Twitter.

He wrote: "To the strongest pillar of our nation, leading our country to making an enduring mark on the world map - happy birthday @narendramodi ji!"

To the strongest pillar of our nation, leading our country to making an enduring mark on the world map - happy birthday @narendramodi ji!??