“This has been a roller coaster for them the last few years – meeting, falling in love, getting married and now starting a family,” a source tells PEOPLE about the couple’s nearly three-year romance. (The Shark Tank star is already a dad to three children from his previous marriage.)
“Kym has wanted to be a mom for a long time. They’re both so happy,” says the source of Johnson Herjavec, 41, adding, “Kym is feeling great! She will be such a wonderful mother.”
The couple revealed to PEOPLE exclusively on Tuesday that they have two babies on the way, one day after Johnson Herjavec confirmed her pregnancy with a too-cute ultrasound photo featuring one of her unborn children flashing a thumbs-up gesture.
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“We’re sort of just enjoying being married at the moment. But who knows!” she said. “It feels like we’ve known each other forever. It’s been almost three years since we met. He’s just amazing. We’re best friends, and it’s just easy.”
On Thursday, the mother-to-be shared the first photo of her growing baby bump at 18 weeks along. “I’ve popped quite a bit more now,” Johnson Herjavec captioned the mirror selfie along with the hashtag #nomorewaistline.