Alec Baldwin's wife Hilaria gave birth to the couple's first child together on Friday.

The 30 Rock star and his wife of one year welcomed daughter Carmen Gabriela into the world at Mount Sinai Hospital in New York City.

"We are overjoyed to announce the birth of our daughter Carmen Gabriela," Hilaria wrote on her twitter page. "She is absolutely perfect."

Little Carmen is Baldwin's second child, he already shares 17-year-old daughter and aspiring model Ireland with actress Kim Basinger.

Ireland posted a lengthy letter to her new sister on her tumblr page, welcoming her into the world.

"I love you, Carmen. You have been born into one crazy family. You are both lucky and cursed at the same time," she wrote. "We are going to have so fun much fun (sic) together. I can’t wait to meet you soon. I promise you I will always be there for you no matter what! Never forget!"