Professional hot person Zac Efron has done...something. While attending Sundance Film Festival to promote his new film Extremely Wicked, Shockingly Evil and Vile (in which he plays notorious serial murderer Ted Bundy), the actor debuted a sheath of white blonde hair.

The IMDb Studio At Acura Festival Village On Location At The 2019 Sundance Film Festival - Day 2
Rich Polk//Getty Images

I don't know how to feel. For reference, this is what Efron looked like before he bleached his locks:

75th Annual Golden Globe Awards - Arrivals
Steve Granitz//Getty Images

And here's what he looks like now:

The IMDb Studio At Acura Festival Village On Location At The 2019 Sundance Film Festival - Day 2
Rich Polk//Getty Images

There are no details yet as to whether this hair transformation is a phase, is for a role, or is just plain and simple the new Zac Efron. We shall see!

From: ELLE US
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Holly Rhue
ELLE.com Contributor
Holly Rhue is a writer and editor in New York City.