Tori Spelling is officially a mom-of-five!

The 43-year-old actress and her husband, Dean McDermott, welcomed a baby boy named Beau Dean McDermott on Tuesday, March 2, Tori confirmed via Twitter.

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"We are so excited to announce the birth of the newest member of the McDermott family! Please join us in welcoming Beau Dean McDermott," she wrote on the microblogging site beside a sweet, black and white photo of Dean holding Beau's tiny hand.

According to People, Beau was born at 1:48 p.m., weighed 5 lbs., 12 oz. and measured 18.5 inches long.

"We are over the moon in love with baby Beau. He is a true blessing and his brothers and sisters were overjoyed to meet him! We are all truly grateful for our big beautiful and healthy family," Tori said in a statement to the entertainment news outlet.

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Tori and Dean — who tied the knot in May 2006 — are already parents to kids Liam Aaron McDermott, 9, Stella Doreen McDermott, 8, Hattie Margaret McDermott, 5, and Finn Davey McDermott, 4. The 50-year-old actor is additionally a father to an 18-year-old son, Jack Montgomery McDermott, from his first marriage to Mary Jo Eustace.

The celebrity couple previously revealed they were expecting Baby No. 5 in October 2016. "It was a total surprise,” the former Beverly Hills, 90210 star said at the time. "But we always wanted a big family. I’m really excited."

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"For the first time this year, [all of our kids are] in school. So it’s like, wow. We’re basically starting over," she added. “Nothing is ever perfect, but I’m so madly in love with my husband and with our kids. The idea of adding to that is such a blessing."

Congrats to Tori and Dean on their adorable new addition!

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