Erm... Fourth walling? This is embarrassing. You mean OOC right here on subject right?
London? Haven't heard of that either. But another paper in my pocket says that yes, I'm in London. Some kind of paper that says 'rail'--? I'm confused.
Dimensions? What are those? Maybe I should have paid more attention to Gandalf's stories instead of dozing off.
My name's Pippin! You can call me Pip. Or Pippin. Your choice. Pleased to meet you, Miss Phoebe!