Machine Gun Kelly, Megan Fox are expecting a baby

• The actress posted photos of herself covered in black ink and a positive pregnancy test scored to MGK's song "Last November."
• Fox captioned the post, "Nothing is ever really lost. Welcome back," alluding to the miscarriage the couple previously experienced.

Flashback: The two stars have dated since meeting on set of the 2020 film "Midnight in the Switchgrass."

• Their relationship has been a rollercoaster ride that has included drinking each other's blood and an engagement that was called off.

Between the lines: Fox shares three sons with ex-husband Brian Austin Green of "Beverly Hills, 90210" fame.

• MGK shares a daughter, Casie, with an ex-girlfriend.