Rachel Zoe Steps Out with Newborn Baby Kai!

Rachel Zoe steps out for the first time after giving birth to her son Kai on Sunday morning (December 29) in Bel Air, Calif.

The 42-year-old fashion designer met up for brunch with some friends and family, including her other son Skyler, 2, while Kai was covered up with a blanket in his car seat.

PHOTOS: Check out the latest pics of Rachel Zoe

“Bianca Jagger is my ultimate muse for over-the-top glamour…who’s your style icon?” Zoe recently tweeted.

The week before, Rachel and her husband Rodger Berman announced the birth of Kai via her Twitter account.

10+ pictures inside of Rachel Zoe stepping out for the first time since having her second baby…