[She gets a bright laugh at her protest, and he tweaks her cheek lightly in response.] Whatever you say, Miss I-Fly-By-Barrage-Balloon. [A wink, to show he's not serious, and an interested look to follow it up. She'd mentioned a 'Jim' earlier, and while he'd been focusing on the more serious topic then, he hadn't let it go unnoticed.]

Jim, huh? Is this the 'mate' you mentioned earlier, the guy you're living with? [Because anyone close to Rose is going to get the fifth degree from Jack. Not that he lets Rose see that now, of course. He covers it up with a flirtatious grin instead.] Is he cute?