Perhaps White girl's current or ex-husband was Vietnamese??

[theking]

A woman has an extreme crooked smile after getting Botox for her chronic pain — and the side effect will last months

Brittany Ngo, 38, got Botox injections to alleviate chronic pain from a nerve condition. After a few days, she developed a crooked smile that only got worse. Facial drooping is a possible side effect of Botox that only goes away once the Botox wears off.