Yeah, it's nice to dance properly sometimes, with someone else who's been taught how to. It's not really the right kind of dancing for this kind of music, but Jack has never cared about that. And he's a strong enough lead that he can turn out a performance to anything, especially given a partner who knows what they're doing.
"Good," he smiles, turning them. "Because this is nice! Always a pleasure to dance with someone who's been trained."