Following reports that her surrogate went into labor early Friday morning, the Keeping Up With the Kardashians star, 38, took to Twitter to reveal that she and 'Ye are now the proud parents of a new baby boy.
"He's here and he's perfect!" she tweeted.
This is the couple's fourth child together. Their new addition joins their daughters, Chicago, 15 months, and North, 6; and their son, Saint, 3.
Congratulations to KimYe on their new bundle of joy!
(Photo by Kevin Mazur/MG19/Getty Images for The Met Museum/Vogue)