Unless you've been living on planet Mars for the past century, you would have heard of the bob haircut... Y'know, *that* chin ...

From 2010 indie sleaze-coded side bangs to bright red strands, today's "angsty" hair movement is shaking up the beauty scene.

From "Stranger Things" to "Enola Holmes" and beyond, Millie Bobby Brown's hair transformation has seen her rock many varying ...