Once Rajnikanth went to Japan - he was requested to show some dance steps - Rajni sir did some dance
--- then sunami took place in Japan

Rajnikant was in a hurry - so he started running his way down the stairs
--- the escalators were created

Rajnikant has a soft heart - he brought along an orphaned child from US. 
Rajni sir asked him to sweep the long courtyard at his palace in Chennai

The boy was not used to sweeping with a broom so he was not good at his work. Rajnikant got furious and kicked the boy at his butt's end-
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The boy is now known as Harry Potter.