London, Oct 11 Paris Hilton has surely learnt how to pack a punch after her cameo in TV show 'Supernatural'.

The socialite plays a monster who takes on the form of Paris Hilton in an episode of show, in which she was required to fight.

And the heiress has revealed that she had to toughen up to take on the terrifying part.

"I just had to learn how to basically punch and hit and do it in a way that looks real but it's not, so I didn't hurt the other actors," The Daily Express quoted her as telling Access Hollywood.

The episode will be aired in the U.S. on Thursday. (ANI)