Nicole Richie shared this photo of herself with her sister Sofia and brother Miles for National Siblings Day.

nicolerichie: 4Life #NationalSiblingsDay

Nicole also posted the following on Facebook.

What better way to celebrate ‪#‎NationalSiblingDay‬ than with a nice family fight sesh!? ‪#‎CandidlyNicole‬ ‪#‎RichievsRichie‬

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