One of Millie Bobby Brown's best friends is Maddie Ziegler

This image appears in the gallery:
Millie Bobby Brown: 32 Facts You (Probably) Didn't Know About The Star Of "Stranger Things"

1. 
2. 
3. 
4. 
5. 
6. 
7. 
8. 
9. 

10. 33 images

See the full gallery: Millie Bobby Brown: 32 Facts You (Probably) Didn't Know About The Star Of "Stranger Things"