I am utterly fascinated by Millie Bobby Brown's hair this year. Because she and her tresses have been on a real journey. In the past month, the Stranger Things actress has gone from mousy brown, to bombshell blonde,

Millie Bobby Brown attended the Miami Open with husband Jake Bongiovi and Bon Jovi, where she was spotted with a new dark hairstyle weeks after going bleach blonde.

“Stranger Things” actress Millie Bobby Brown, 21, made a dramatic hair change, swapping her platinum locks for her original deep brunette shade. Quite the beauty risk-taker, the starlet debuted her fresh new tresses on Thursday at the semi-final of the Miami Open, which was held at Hard Rock Stadium.