12/08/2013 09:41 am ET Updated Feb 07, 2014

Paris Hilton: 'No One F---s With My Family And Gets Away With It'

Amanda Edwards via Getty Images

Paris Hilton has a message for Lindsay Lohan -- and the guy who allegedly put Paris' younger brother in the hospital this week after beating him down -- WATCH YOUR BACK!!!!

Barron Hilton posted a photo of his jacked up face on Instagram Saturday -- showing the aftermath of his brawl with a guy he claims punched the crap out of him at LiLo's request ... and it fired Paris up.

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