River would give Simon a completely unwarranted duh face, but she's too busy beaming at him.

Her excitement is tempered a little -- just because Milliways is back doesn't say anything about what shape it's in -- but not a lot. Milliways is back, it's there, and that's more than she thought to hope for.

(Sometimes a thing gets broke, it can be fixed.)

"Got the door," she says, and she's still beaming. "It reopens."

She reaches for her brother, the old urging come on, come on look on her face.