On 'Keeping Up with the Kardashians,' Kim Kardashian stepped into the ring as part of a charity boxing event organized by step-dad Bruce Jenner and took a sound thrashing from her opponent.

Kardashian faced off against a woman who won a bid to fight her for charity, and received multiple body blows and right-hooks to the face and head during the bout.

Watch the video after the jump.On 'Keeping Up with the Kardashians,' Kim Kardashian stepped into the ring as part of a charity boxing event organized by step-dad Bruce Jenner and took a sound thrashing from her opponent.

Kardashian faced off against a woman who won a bid to fight her for charity, and received multiple body blows and right-hooks to the face and head during the bout.

"Oh, my god. I've never been hit so hard," Kardashian said. "I've never been in pain like this before."

Watch the video from TV's Top 5! below.