WHO: Nine and Eleven WHERE: Eleven's TARDIS WHY: Because we're bored. WARNINGS: Mentions of 'humany things' most like.
The Doctor had gone to visit himself in order see just what had been changed to point the TARDIS at the correct universe's timestream. In spite of many experiments by he and Rose, they hadn't found the right combination of changes just yet.
And oh, how they had tried.
If he was honest, it was also time for a bit of catch up. He was curious how Dr. Song had responded to his other self's proposal, plus he was tempted to see if his older self had any luck speaking with Donna or Jack. Proper muck up, it was.
"So, what do you think they changed then? I can't replicate it."