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Dylan O’Brienbroke the internet.

Dylan O’Brien in the film NOT OKAY

Courtesy of Searchlight Pictures

No, this time it was something much, much better: anentirely new hairdo.

“It was his idea.

The entire process took six hours in the chair and two rounds of bleach to complete.

Dylan O’Brien stares at Zoey Deutch in the film Not Okay.

Courtesy of Searchlight Pictures

But, the first step in the entire process was perhaps the scariest: shaving O’Brien’s head.

3 Hair Perfector) to set.

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“He thought he looked like Malcom McDowell before the shock wore off.

And the commitment was worth it;the videoreceived over 13.9 million views and 2.9 million likes and counting.

“I had never had a video go viral before,” Vanis says of the TikTok.

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It’s all I saw for weeks and I got like 10,000 likes overnight.

But then people were a little mean after for me not posting more of him.”

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“Help, someone send an ambulance,” one commenter wrote under the original TikTok video.

Another compared O’Brien’s unexpected new look to that of the late Paul Walker and a blond Zayn Malik.

And if you’re considering copying O’Brien’s influencer-esque look, Vanis suggests going to a professional.

OurAllureeditors also caution againstbleaching your hair at home, since bleach is a harsh and dangerous chemical.

It should give you a similar, lightened effect without risking hair damage.