The "Stranger Things" actress went totally under the sea, with a themed look and cake for the milestone event.

Birthday wishes are in order for a certain Hollywood heavyweight this week as Stranger Things star Mille Bobby Brown turned ...

Millie Bobby Brown celebrated her 21st birthday on Wednesday, Feb. 19, and shared a glimpse into how she spent the day, ...

Millie Bobby Brown celebrated her 21st birthday with a bold new look. The Stranger Things actress recently dyed her hair ...

Millie Bobby Brown can officially rent a car! The Stranger Things actor just turned 21, and celebrated her birthday during ...

Millie Bobby Brown turning 20 last year was already mind-blowing and a dose of reality that every child actor has to grow up ...

Stranger Things star Millie Bobby Brown dazzled in a sequined green dress as she blew out a candle to celebrate her 21st ...

Millie Bobby Brown debuted a bold and new look to celebrate her 21st birthday.On Wednesday, February 19, the Stranger Things ...