(pr-inside.com) - Halle Berry and her partner, model Gabriel Aubry, are celebrating after welcoming a baby girl into the world on Sunday (16Mar08).The Catwoman star gave birth at Los Angeles' Cedars-Sinai Medical Center.It's the first child for the 41-year-old and her model/restaurateur beau.Berry recently cooed about her pregnancy, stating, "I want to stay pregnant forever".The Monster's Ball star met 32-year-old Aubry on a photo shoot for Versace in 2005; the couple announced the pregnancy in September (07).A representative for Berry has confirmed the baby news, revealing the new mum "is doing great".