New Delhi, Feb. 1 -- Mumbai witnessed a rather rare spectacle when a "caveman" dressed in rags, with unkempt hair and a long beard, roamed the streets of Andheri. Confused by the man's existence on the road, passersby stopped to look at him before moving ahead with their lives.

But there was a catch; the caveman was actually a renowned Bollywood actor, Aamir Khan. The Dangal actor, barely recognisable in his rugged appearance, looked perplexed as he walked the streets.

A video of Aamir Khan in his 'caveman' avatar went viral on social media. The actor was seen pushing a handcart and casually walking among rickshaws and pedestrians, unnoticed.

Aamir Khan mastered the disguise and completed his "caveman" rounds on the streets without any...