"Dr. Troy," John greeted with one of his signature over-smiling-sort-of-smiles. He and Tara rambled enough on their own to know to just wait it out until the other man was done. And that was perfectly fine and perfectly amusing.
He took the box, turning it over in his hands and inspecting it peculiarly close up to his face. He did that, when he was interested. It was only lucky that others were around and he currently had enough decency to not give the little box a good lick just to see what was what.
He couldn't really figure it out either. What a bother. Mysteries always got to him a bit. He handed the box over to Tara for further curiosity. "Oh!" He said finally. "Lovely shindig you've got here! Very brilliant stuff -- Have you met Ms. Smith? Tara Smith."