But stepping out in Los Angeles over the weekend, Reese was almost unrecognisable with a head full of dark, brunette hair.
Wearing a Burgundy leather jacket, blue jeans and a black turtleneck, Reese wore her new hair in loose waves.
Of course, the dramatic transformation is likely either the work of a really good wig or semi-permanent die, as the actress was photographed on the set of her current project, Apple streaming series The Morning Show.
If, however, it is a permanent change, we wouldn't be mad about a Legally Brunette spinoff as a result.
