Socialite Rob Kardashian was repeatedly punched by a hulking opponent while boxing in his family's charity event, Kardashian Charity Knockout, at the Commerce Casino in Commerce, California Tuesday night.

PHOTOS: Drama At Kardashian Boxing Match

Online bidders paid money for the chance to step in the ring with members of the celebrity family for the charity event, which benefited The Dream Foundation.

• TAGS

• fight club
• Keeping Up With the Kardashians
• Khloe Kardashian
• Kim Kardashian
• Rob Kardashian
• Scott Disick
• The Dream Foundation