Good. Rose chuckled. "I'll do my best." She imagined that even if she did snore, the Doctor would just be amused at how 'human' it was. She yawned, shaking her head a little. "You behave, Doctor." He was on top of the blankets and she was below them, so it wasn't entirely improper. Well, it could have been worse, at least.
She turned over onto her side, facing away from him. She smiled to herself, closing her eyes. She was back with the Doctor.