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.

Millie Bobby Brown has mastered the art of reinvention, both in her career and her hair transformations. Since shaving her head for Stranger Things, she has experimented with nearly every shade imaginable,

I can no longer keep up with Millie Bobby Brown’s hair transformations. One day she’s rocking a full Pamela Anderson–inspired, messy blonde updo, and the next she’s promoting her line of hair and body mists with sleek,