Realizing that Rose is staring at him, he looks over to her and gives her a small smile. Came to visit them, huh? That should definitely mean more time to catch up than they had before, and this time, they won't get surprised by her getting left in another universe.
"Mmmhmmm. Such a show-off! Really, she's very well trained. She'll only eat what we direct her to, unless it's chocolate, so watch out if you have any of that around. Total chocoholic, especially dark!" He grins softly to Ianto and gives him a quick kiss. "Quite a night, that."