Nicole Kidman and her sister, Antonia, are incredibly close - and they look alike too!The Australian star's younger sibling shared a sweet family photo on Instagram with her son, and it's clear the Kidman gene is a powerful one.MORE: Nicole Kidman discusses major change impacting her familyIn the photo, Nicole's nephew, James, was wearing a suit and tie and being hugged by his mother who was celebrating him heading off to his prom.
WATCH: The Prom is set to be a Netflix Christmas hit!Her followers immediately remarked on the resemblance between the mother and son and their famous relative too. "Kidman genes are strong," wrote one, while another said: "You look like twins, same cute nose."Earlier this year, The Undoing star, 53, shared a.
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