The December 'do change-up is a phenomenon we’ve detailed at length (pun intended) and the perennially style-setting Elizabeth Olsen is giving us all kinds of hair envy with her brand new style. The younger sister to MK&A (and former ASOS Mag cover girl) has gone all Lauren Conrad on us, switching up her lengthy Olsen locks for a choppy bob with maje blonde highlights. Peek at Mark Townsend’s Instagram for more (he's the man behind all the Olsen locks), or you could just enjoy the close-up below...

Alexa, Sienna + more epic new 'dos, this way…

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