The actor, who shares three children with ex-husband Brian Austin Green, is expecting her first baby with boyfriend Machine Gun Kelly.

The Transformers star's revelation comes weeks after she announced on social media that she is expecting her first child with the Bloody Valentine singer.

The “Jennifer’s Body” actress is a proud mom to sons Noah, 12, Bodhi, 10, and Journey, 8, whom she shares with ex-husband Brian Austin Green, 51.

"The kids are all super excited for another addition to the family and have promised to help out and pitch in," Fox shares with PEOPLE. Fox's new little one joins her three sons a

While most people know Megan Fox as a famous sex symbol from her role as Mikaela Banes in the 2007 live-action Transformers movie, there's more to the Hollywood star than meets the eye. Not only was she named one of the most beautiful women in the world for the better part of two decades,

In an interview with PEOPLE, Megan Fox opened up about how her children reacted to the news of her pregnancy, and got candid about her "maternity style."

Megan Fox and Machine Gun Kelly are "very excited" to welcome their first baby together, a source exclusively tells PEOPLE. "They can't stop talking about the baby," the insider says.

Megan Fox recently opened up about being pregnant and how her older kids are reacting to the news. In a recent interview, she was happy to note that her sons are “super excited” about meeting their new sibling.

Megan Fox and Machine Gun Kelly's baby has three doting siblings ready to help the parents-to-be. The Jennifer's Body actress, 38, revealed how her three kids with ex Brian Austin Green - Noah, 14, Bodhi,

The actress is expecting a baby next year; her first with partner Machine Gun Kelly. She has three boys, Noah, 12, Bodhi, 10, and Journey, eight, who she shares with ex-husband Brian Austin Green, 51.

Jennifer's Body' star Megan Fox has opened up on her kids' reactions to her and Machine Gun Kelly expecting their first child together.