Filmmaker Karan Johar took to Twitter to wish Shah Rukh Khan on the occasion of his 52nd birthday on Thursday and wrote, "Happy birthday Bhai!!! So much love always and forever." "Happiest birthday to my handsome friend," tweeted Farah Khan. Meanwhile, former cricketer Sachin Tendulkar tweeted, "Not just a beloved actor, but a good natured person with a big heart."