Well, not in space. In one of those anti-grav airplane rides they do.
They’d look more, erm, interesting. I can’t believe I never thought of this before!
Has it been done?
I don’t know if any models have ridden the Vomit Comet but … (no I can’t make a anorexia/bulimia joke here).
But I’m sure the effect of weightlessness have been faked for photos. Underwater photos have a weightless look to them.