"But she'll get there quickly, knowing Jenny," he finished. "And we wouldn't want to worry her by taking too long."

Martha would have to help him with making sure Jenny didn't learn too much that would upset her as well, which she couldn't do if she didn't already know as much as he could conceivably get away with telling her. Realising he had very little choice in the matter, the Doctor sighed.

"Alright... But we'll need to go somewhere a little out of sight..." His hand rose to tug absently at his lower lip in thought. "Most of it isn't anything you can really do anything about, sorry. Stimulation of the nerves, neat trick that doesn't leave any marks. You can do all sorts of things with that. Well, so long as they're all sorts of painful things anyway.

"He took my sonic screwdriver, you see. And he used it to make his laser one again."