Jack shook his head almost as soon as the Doctor's surprised question came out. "Not mine. She's the daughter of some friends, and if they're not around, I'm the one who gets to take responsibility. Since you're not exactly the best person to let baby-sit her."
He shrugged at the other question. "2024. Which regeneration were you in when you met me? Curly hair and penchant for amnesia or big ears and Northern accent?"