Best Looks: Millie Bobby Brown

Wearing Louis Vuitton dress at MTV TRL at MTV Studios on November 1, 2017 in New York City.

Wearing Giamba at SiriusXM's 'Town Hall' on November 1, 2017 in New York City

At The Tonight Show Starring Jimmy Fallon on October 31, 2017 in New York City.

Wearing head-to-toe Gucci outside Good Morning America on October 31, 2017 in New York City.

Wearing a Rodarte bomber jacket at the Build Series on October 31, 2017 in New York City.

Wearing a Sies Marjan dress at 'Extra' event on October 27, 2017 in Universal City, California.

Wearing Calvin Klein at the premiere of Netflix's Stranger Things Season 2 on October 26, 2017 in Los Angeles.

At the CFDA Fund Show and Tea at Chateau Marmont on October 25, 2017

Wearing Calvin Klein gown at the 69th Annual Primetime Emmy Awards on September 17, 2017 in Los Angeles.

Wearing Calvin Klein at the Calvin Klein Collection fashion show on September 7, 2017 in New York City.

Wearing Rodarte at the 2017 MTV Video Music Awards at The Forum on August 27, 2017.

At the VMA After Party 2017 on August 27, 2017 in Los Angeles.

Wearing Kenzo at the Teen Choice Awards 2017 at Galen Center on August 13, 2017 in Los Angeles

At the The Late Show With Stephen Colbert taping at the Ed Sullivan Theater on August 10, 2017 in New York City

Wearing a Victoria Beckham dress at the Comic-Con International 2017 on July 22, 2017 in San Diego

Wearing Miu Miu at the Stranger Things' FYC event at Netflix FYSee Space on June 6, 2017 in Beverly Hills

Wearing Miu Miu at the SAG-AFTRA Foundation Conversations: Stranger Things event on June 5, 2017 in New York City

At Argentina Comic Con on May 26, 2017.

Wearing Calvin Klein at the 2017 MTV Movie and TV Awards on May 7, 2017 in Los Angeles

At the Calvin Klein Collection fashion show on February 10, 2017 in New York City