She recently admitted she would “love to be pregnant for the rest” of her life.
The showbiz power couple confirmed the news on her Instagram account, on which she posted an adorable video of their 19-month-old daughter Luna.
In the clip, Chrissy asks her daughter: “Luna, what’s in here?”
She points to her stomach, and the youngster replies, “Baby!”
Chrissy also couldn’t resist a little quip in the caption, which stated: “it’s john’s! (sic)”
As if fans needed any confirmation!
The 38-year-old singer and the 31-year-old model are said to be “so excited” about their daughter becoming a big sister.
The pair announced their happy news on Instagram.
A source told PEOPLE magazine: “They have been planning for this for a long time. Chrissy is really excited to finally share the news.
“They are so excited to make Luna a big sister. They think Luna will do a great job with the baby and they’re really happy to be expanding their family.”
She told E! News: “I feel good, I feel good, we’re still trying … I’m going for I mean hopefully in the next few years because for me I really want to just knock ’em out.
“That’s my dream, I want to just be pregnant kind of for the rest of my life. Not for the rest of my life, but the rest of my fertile life. So we’ll see …
“I probably think about it more than anybody. I cannot wait to have the biggest family. Everybody is curious. They’re like, ‘When are you going to do it? When are you going to do it? When’s the process going to start?’ ”
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