Congratulations to Lacey Chabert!

The “Mean Girls” star and her husband, David Nehdar, welcomed a baby girl named Julia Mimi Bella last week.

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“‘And then my soul saw you and it kind of went, ‘Oh, there you are. I’ve been looking for you,'” Chabert posted to Instagram with the sweet first photo of her newborn daughter. “#TBT to the best day of my life. One week ago I became a mom to this precious angel. Julia Mimi Bella.”

“Julia, you are my heart’s deepest dream come true. I love you more than I could every say,” she continued. “Welcome to this big beautiful world sweet girl!”

“#currentmood,” she captioned a hilarious meme in late August. “Thanks for this @jonathanbluth Made me laugh so hard.”

LOOK: ‘Mean Girls’ Star Lacey Chabert Says She Is ‘Ready to Pop’ in Cute Baby Bump Instagram Post

“#47weekspregnant,” she joked in another post, alongside a cute pic of her baby bump. “OK not really, but seriously, for real…am I going to be pregnant forever? Is this a thing that happens for some women?? This last week and a half or so is no joke! #pleasecomesoonlittlelady #readytopop.”

The 33-year-old actress has made sure to keep fans updated all throughout her pregnancy.

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While Chabert just welcomed her first child, another celeb couple is gearing up for their third.

See Nick and Vanessa Lachey’s adorable pregnancy announcement in the video below.