‘Tis the season of hair changes.

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Did you see photos fromMillie Bobby Brown’swedding?

Safe to say, the whole thing looked very chic.

Millie Bobby Brown at the “Damsel” New York premiere.

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The low-keyStranger Thingsstar loves a soft launch.

Speaking of, she just teased a bold hair transformation on her Instagram story.

The Florence by Mills founder took to herInstagramstories recently to spill her favorite skincare go-tos from the collection.

Millie Bobby Brown with red hair.

@milliebobbybrown/Instagram

Internet sleuths noticed that Brown’s hair, which is typically a deep shade of brown, looked different.

Fall has proved to be the season of unexpected hair changes.

Is the color a permanent change, or one we’ll see hard-launched soon?

Millie Bobby Brown’s Instagram story.

@milliebobbybrown/Instagram

We’re asking the same thing.