He just had to talk, didn't he? It seemed like his mouth always seemed to complicate things -- in more ways than one. Even this demonic version of Sam had certain qualities that meshed with Heather's own personality quite well, and that was what she didn't like. It made her uneasy, made her lose her grip on the control over the situation, and he could pretty much do whatever he wanted to her once that happened.
"Shut up," she said, giving him a firm shove towards the door. "Just shut up and go." It was too bad she was still quite drunk, even if she'd been able to use her adrenaline to fend him off for a few moments. But being drunk, of course, hindered her ability to use common sense. He wasn't just going to walk out and leave her alone.