pearly whites

An ancient Egyptian recipe for teeth cleanser relies on "salt, pepper, mint, and dried iris flower" to keep the pearly whites pearly white, while medieval Britons relied on "honey, salt, and rye flour."

And as a bonus, they can also answer some outstanding questions about how our own pearly whites form and grow.

Rather than flashing his pearly whites, the national leader is shown looking grave as locals tell him of the damage.

He smiles, unleashing those impossibly pearly whites for the cameras, speaking in his hard American accent of Freedom!

Her trademarked "Hollywood Style Smiling Technique" method comprises "crescent eyes", "round cheeks" and shaping the edges of the mouth to bare eight pearly whites in the upper row.