"Of course I'd call myself a Time Lord, I'm the Doctor after all." And here, the Doctor can't help but frown. If this man knows the other Doctor and this man knows the other Doctor is a Time Lord, then why is he getting stared at in a way that the Doctor can only interpret as critical?

Ah. Wait a moment, that might be it.

"I haven't told you about regeneration, have I." The Doctor can't help but frown, tut-tutting a little as he shook his head. "And my future self had been doing so well up to this point."