Izzie hesitated for what was probably longer than she needed to. Mostly because she wasn't entirely sure she could even stand right now, so dancing might be a bit difficult.
And she really didn't think Nathan had any right to be more sober than she was, so something was obviously OFF right now. Well, a lot of things were off right now, but that seemed to be a particularly WRONG bit.
She raised an eyebrow now. "You WANT me to hit you in the face?" she said. After a moment, she shrugged. "Okay. Sure. But you might have to hold me up."