The film’s hair and makeup designer breaks down how she brought the iconic doll to life.

Courtesy Warner Bros. Pictures

I don’t need to tell you that Greta Gerwig’sBarbieis themost anticipated movieof the year.

Ahead, she walks us through all the behind-the-scenes secrets ofBarbie’shair and makeup.

Margot Robbie as Barbie

Courtesy Warner Bros. Pictures

Everything is just perfect.

It wasn’t in the amount of makeup, it was in choosing the best makeup for everyone."

“I wanted it to be like the best hair day every day,” she says.

The cast of Barbie

Courtesy Warner Bros. Pictures

“No one was allowed not to have the best hair.”

But Primorac says it didn’t come easy.

“That was the lengthiest of all processes,” she explains.

Margot Robbie and Ryan Gosling as Barbie and Ken

Courtesy Warner Bros. Pictures

“I thought that would be one of the easiest, and it was incredibly difficult.

“Everything we tried to do suddenly looked ugly and didn’t look pleasing to the eye.

And that’s not the point.”

Margot Robbie as Barbie

Courtesy Warner Bros. Pictures

The epiphany came to Primorac when she saw McKinnon in her final wig and baby doll crinoline dress.

So she ended up freehanding the design with just three colors, using primary shades of Korean eyeliners.

“Once we found it, we knew immediately,” she continues.

Ryan Gosling as Ken

Courtesy Warner Bros. Pictures

“I was like, ‘a child drew this on someone’s face.’

And you could see her through it.

That was my favorite thing.

Kate McKinnon in Barbie

Courtesy Warner Bros. Pictures

When I watched the movie, we forgot about the squiggles on her face.

That’s why it was so hard.

But in the end, it was the simplest option.”

Dua Lipa as Mermaid Barbie

Courtesy Warner Bros. Pictures

“So that’s why we kind of made them that wiggy, in light-reflecting fibers.

And her costume was identical, so we thought, why not do the whole thing?”