The 48-year-old actor took to twitter to say that he wants begin working out after seeing a black and white photograph of Hrithik sweating it out in the gym.
"Night training. Sweat and rain. Never let your mood or the clock get in the way of your work or workouts. Discipline will set u free," Hrithik tweeted along with the picture, to which SRK replied saying, "I am starting mine now.... inspired."
Hrithik will be next seen on the big screen in 'Bang Bang' which will hit theatres on October 2, while Shah Rukh is gearing up for his big Diwali release 'Happy New Year'.