If they're good at it. Some are nice, friendly and personable. Others are stiff, look forced or uncomfortable, and give one or two word phrases for answers.
I also wouldn't want to know that they're a Walmart hair stylist from Jersey if it's a hardcore leather flick.Save that buzzkill for after the money shot, or as a bonus clip. LOL.
So it depends on the model and the context of the video I suppose.
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