Stranger Things' star Millie Bobby Brown and Jake Bongiovi announced they've adopted a baby in an emotional social media post celebrating their 'beautiful next chapter' as parents.

Millie Bobby Brown and Jake Bongiovi are officially parents. The couple announced Thursday in a joint Instagram post that they recently welcomed a baby girl through adoption.

Millie Bobby Brown and her husband, Jake Bongiovi, stepped out for the first time with their newly adopted baby girl since announcing they welcomed her into their family earlier this summer.