Bill Horn and Scout Masterson's second child is due later this year.

on Aug 20 - The Dish

Congrats are in order for Bill Horn and Scout Masterson, two stars from our new show Extreme Guide to Parenting. The couple has announced that they are expecting their second child together, due later this year.

The Guncles confirmed the news on social media. So: are they expecting a baby boy or baby girl? Hint: friends might want to start buying blue baby gifts for the happy couple.

"[Scout], Simone & I are THRILLED to announce that we're having another baby later this year! And..." Bill tweeted, including a photo of their daughter holding up a poster reading "It's a boy!!!"

Scout added, "Our hearts are filled with joy," when he announced the news on Twitter.

The couple married in 2013 after spending over a decade together. In 2010, they adopted SimoneLynn, 4. And Bill tells People that their daughter is pretty excited she's going to be a big sister in the near future.

"Simone is so excited about being a big sister and both Scout and I are only children, so weíre thrilled about being able to give her the gift of a sibling," he said.

He added, "We couldn't be happier! It's the perfect time for an addition to our family."

Since the news was announced, they have received words of love from pals, including actresses Marla Sokoloff and Tori Spelling. Spelling shared she is "over the moon excited!" for Scout and Bill.

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[Sources: Bill's Twitter, Scout's Twitter, Marla's Twitter, Tori's Twitter, People]