Kourtney Kardashian and her longtime boyfriend Scott Disick welcomed their third child, a baby boy, on Sunday (Dec. 14)
Sources confirmed the happy new to multiple news outlets.
It also happened to be their son Mason Disick‘s fifth birthday.
Kourtney revealed she was having a boy on last week’s episode of Kourtney and Khloé Take the Hamptons on the E! network.
“It’s going to be perfect for our family,” she said.
The new baby also joins two-year-old sister Penelope.
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