Jenna Elfman Is Having a Boy!

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Jenna Elfman is having a baby boy!

The rep for the Accidentally on Purpose star, 38, confirmed that the actress will welcome her second son in March. (Elfman announced that she was pregnant in September.)

See how these moms prepared for their babies!

"I'm showing so much more this time, much sooner," she told  "I look way farther along than I am. So that feels different. I'm like, 'Am I going to plateau, or is it going to become humongous?' I don't know, we will see. It will be an adventure!"

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Elfman's character on her new CBS show is pregnant the whole first season.

"I will actually be having this baby right as I head into hiatus, which is awesome," she said. "So I will have a few months to be with my new baby, which is great."

She and husband Bodhi Elfman are already parents to son, Story, 2.