Kourtney Kardashian and Travis Barker welcome first baby together, her fourth

Keeping up with the Barkers.

Kourtney Kardashian gave birth to her fourth child, her first with Travis Barker, Page Six can confirm.

The couple has not yet issued a formal statement on their new bundle of joy.

There was speculation that their son would be born soon since the iconic drummer and reality star’s sister Kylie Jenner were spotted visiting Cedars-Sinai Medical Center in Los Angeles earlier this week.

Kardashian, 44, IM PREGNANT.”

The duo rock ‘n’ roll-themed bash in June.

When Kardashian came together in under 48 hours — Barker, 47, hinted at their son’s moniker.

“I “like[d] Rocky Thirteen” as an option.

After Kardashian made headlines in September for confirmed the selection.

That same month, the musician underwent “urgent fetal surgery.”

Kardashian addressed the “terrifying” procedure in an “sav[ing]” their little one’s life. The Poosh creator did not provide further details at the time.

The “Kardashians” stars both became parents before their longtime friendship took a romantic turn in 2021.

Barker, for his part, shares son Landon, 20, and daughter Alabama, 17, with Shanna Moakler. He also remains close with his ex-wife’s daughter Atiana, 24, from a previous relationship.

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As for Kardashian, she calling it quits in 2015.

When it came to blending Kardashian and Barker’s family, the couple considered “the more kids, the merrier.”

Travis’ kids, and I love them. … It’s a beautiful thing.”

The following year, she and Barker revealed their plans to “officially” stop pursuing IVF to expand their family amid hopes to conceive naturally.