Oh, right, you're pre-film. My bad. They're moving pictures, with sound and music — like a play, but recorded, like a book, so one can watch it again and again.

My friends are called Amy and Rory Pond. The Ponds, if you will. My box is called the TARDIS. You made your first mistake when you assumed she couldn't be anything else, if she was already a box. Anything can be and do anything; and the second you think it can't, it will.