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See Kim Kardashian's new photo of baby Saint West: He's 'my twin!'

He's growing up so fast!
/ Source: TODAY

We haven't seen little Saint West, the second offspring of Kim Kardashian and Kanye West in a while. So what's he up to?

Still looking adorable, apparently!

Mom Kim, 35, posted the latest picture of the 6-month-old on social media Friday, but she didn't stop there, answering the burning question: Who does Saint look more like, her or Kanye?

MORE: Kim Kardashian shares adorable photo of Saint: 'You're the sun in my morning'

And then their firstborn, 3-year-old North West, got pulled into the discussion, too:

MORE: Kim Kardashian remembers father with first sweet picture of Saint West

Speaking of North, she was the cutest little mermaid at her birthday party over the weekend:

Whichever parent North and Saint resemble most closely, we're sure they're going to grow up beautiful. Keep those pictures coming, Kim!

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