Millie shot to fame at a young age when she landed the role of telepathic tween, Eleven, in Netflix hit series .
On January 12, Brown shared two Instagram photos of herself holding a teddy bear that the “Chapstick” singer gave her.
“Thanks for the bear,” she captioned the snaps, along with a red heart emoji.
star uploaded a selfie of the couple on her Instagram Stories just last week, which she accompanied with a series of love heart emojis.
Jacob, 15, rose to fame through his lip-syncing videos on social media, and has since found pop success on You Tube, with over 2.8 million subscribers.