The's the vivacious host of Today Extra renowned for her striking physical appeal.
And it seems Sonia Kruger wasn't the only sibling who got lucky in the looks department.
The 51-year-old's sister, Debbie, bared a very striking resemblance to the presenter in a photo uploaded to Sonia's Instagram on Tuesday.
Super similar: Sonia Kruger, 51, uploaded a photo of her lookalike sister to Instagram on Tuesday to wish her a happy birthday
Sonia took to the social media site to wish her older sister a happy birthday, posting the lookalike snap along with a touching message.
'Happy birthday to my beautiful big sister Deb...Love you with all my (heart emoji) xxx,' Sonia wrote.
Despite the photo being in black and white, the similarities between the two blondes were extremely prominent.
'Love you with