Per 2257 requires you need to be a US citizen or permanent alien with a social security card.
You can't get a work visa for porn or prostitution.
And how do you know she doesn't already have citizenship or permanent residency?
What's your problem here? I don't see anything to get excited about.
Because she is a citizen and resident of the UK. She's visiting here from the UK. What's my problem? Derek pimps his girls on private shows, traffick girls into the US and continues to get away with it.