Ten there's a wide smile on his face as he leans against a part of the control panel and watches Bulma he really doesn't want anyone else more inside her.

Then gives Trunks a silent, 'You're welcome'. "You were materialized inside the TARDIS. I'm The Doctor and I'm from another universe and fell through a crack in time and space when venturing out."

Then eyes at the both of them, "Thar's bedrooms if you'd like to take a nap after all of that." Bunkbeds to be more specific.