The actress shared an instagram story on friday showing off her new haircut, a platinum blonde bob to celebrate her 46th birthday.

Whether they dye their locks are surprising new shade, lighten up a bit or just slip into a wig, these stars know how to switch.

Webjanuary jones stuns fans as she reveals dramatic hair transformation inspired by her childhood on instagram.

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An edgy pixie cut.

Webthe mad men alum recently unveiled a dramatic hair transformation:

Webjanuary jones' signature style is about as iconic as her character in mad men, betty draper.

Webjanuary jones is starting 46 with a new hairdo!

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