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In various cultures, baby teeth are alternately buried, thrown, or exchanged by spirits for money.

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Things just get more challenging from there.

I thought about this for days.

And then I called more dentists.

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Now 37 years old, etched porcelain veneers are one of the youngest art forms on earth.

(At 37, etched porcelain veneers are also, technically, millennials.)

And like many art forms, they’ve needed time to evolve.

The fake smiles of the late ’80s and early ’90s skewed large and impossibly white.

“A bad fashion choice.”

Marashi is an emphatic speaker, and his every word is underlined by the sharpest jawline known to man.

Marashi doesn’t love the stereotypical Hollywood smile.

“People want to have a healthy smile,” Dumanian says.

“But realistically, you don’t need your teeth to make it survive.”

And then there are teeth that you might notice, but in the most positive way.

“They don’t look like they have giant white teeth.

They have smiles that fit their faces.”

“Let’s say I’m watching the Oscars,” I ask Dumanian.

“What percentage of all-natural teeth am I seeing?”

That is much higher than I’d thought.

I turn on my television and see nothing but the brilliant pottery of manufactured smiles reflected back at me.

How many people have straight, white teeth?

The odds are extremely low.

Cardi B famouslybought a bag and fixed her teeth; CongresswomanAlexandria Ocasio-Cortezdid too.

“And dentists would learn from Hollywood, Pincus predicted,” Otto writes.

“They would shape the American smile.”

Among the first things you notice about a person are the contents of their mouth.

Now read more about smiles:

Done reading?

Watch Dolly Parton explain the evolution of her look: