She laughed, and the TARDIS in his mind was so completely confused by the sound after all these years of silence.

"And," he added, "I have a spaceship that goes just 'round anywhere, a sonic screwdriver that sounds like a goat, and having you here would give me a monopoly on brilliance. This place could use that."

How long had it been since he'd tried to charm anyone? He hoped he wasn't too terribly out of practice.