Credit: @catommanney

The Real Housewives of D.C.’s British drama magnet, Catherine "Cat" Ommanney, has a new daughter in her life.

On December 29, Cat tweeted, "Zara Isabella arrived 28.12.12 @3.45pm.She's absolutely delicious!!We are all delighted to welcome her to the world!"

Credit: @catommanney Photo: Catherine Ommanney and Andy Cohen

The 41-year-old author has two older daughters, Jade and Ruby.

Over the summer, Cat said getting pregnant at age 40 was “a magical surprise” that came “completely out of the blue.” But she added that she and her boyfriend, along with her daughters, were “all over the moon with happiness and excitement!”

Congrats to the happy family!

Sources: @catommanney, RumorFix, RealityTVMagazine