"The kids are all super excited for another addition to the family," she told People in December, adding that her older children had "promised to help out and pitch in."
As for MGK (real name Colson Baker), the "Emo Girl" singer is already well-versed in fatherhood thanks to his daughter Casie, 15, whom he shares with ex Emma Cannon. And while the two share a close bond, the teen has made it clear she has no plans to take after her dad and get into show business.