Megan Fox and Machine Gun Kelly are focused on co-parenting their new baby girl, a source exclusively tells PEOPLE.

Megan Fox and her ex, Machine Gun Kelly, have officially welcomed their first baby together. The singer-rapper (whose real name is Colson Baker) took to his Instagram on Thursday to announce that Fox gave birth to a little girl. “She’s finally here!! our little celestial seed 3/27/25,” he wrote in the post’s caption.

Megan Fox and Machine Gun Kelly have welcomed their baby girl to the world, according to a post shred by Machine Gun Kelly. Machine Gun Kelly shared the news in a sweet Instagram post on Thursday, which included a black-and-white video of his daughter's small hands. Fox has not yet commented publicly on the birth.