The biopic on five-time World Champion boxer M.C. Mary Kom will release Sep 5 and to promote the film, Priyanka shot an episode with megastar Amitabh Bachchan, who hosts KBC in its eighth season.
The actress played along with contestant, Usha Vishwakarma, founder of NGO Red brigade, a self-defence group, read a statement.
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She was also seen indulging in some mock stunts with the megastar. Amidst the gameplay, Big B got into a playful mood and expressed his desire to have a boxing match with Priyanka.
In no time, the KBC set was turned into a boxing ring and the two superstars showed off their boxing prowess.
Later, Priyanka shared tips with Amitabh on how to defend.
The episode will be aired Thursday on Sony Entertainment Television.