"Beg pardon?" The Doctor stared at the woman for another long moment before the pieces clicked together in his mind. That time signature, that way of thinking, her happiness to see him ... "Oh! Oh, I am thick," he said. "Thick thick thickety thick. Hello, old girl! You did just fine. All the same, better teach you something new for when Rose is around. Wouldn't want her getting the wrong idea." Very carefully, but warmly, the Doctor caught her up in his arms and gave her a good, proper hug, one that lifted her feet off the floor for a moment before he set her down and pulled back.
"Hugging," he explained. "Almost as good as kissing. Better, sometimes. You're hungry, are you? Let's see if there's any bananas in the kitchen."