In a lot of ways, the Doctor had expected this little ceremony to mean little to him. Far as he was concerned, Rose had been his wife for some time. Maybe from 'Run'. At any rate, he found the little bit of ribbon that they had held so tightly an hour back had made its way into his pocket and he wasn't about to lose track of it.
If his arms happen to go a little tighter around Rose too, no one could really mind. It was their reception, after all.
"I told you I had the moves," he whispered in her ear, grinning. "Just didn't care to boast."