When the Ninth Doctor first asked Rose to travel through time with him and refused, the Doctor accepted that and moved on. He traveled through space and time, saving the universe, all lonely for years thinking “I wish Rose could have been here.” Eventually, he goes back to a few seconds after he left Rose and says “By the way, did I mention it also travels in time?”
Rose never knew how long the Doctor waited for her.

Don’t mind me. Just crying my black little heart out.
So touching. So Nine. I just… ugh.
(If I had shorter hair, I’d be doing Nine instead of Ten for the con in March. Just saying.)
This would TOTALLY explain why he doesn’t seem to recognize himself in Rose’s living room mirror (indicating he recently...