There at the right we have Spike sleeping peacefully while Twilight subconsciously protecting him. I don't think Spike will age much after Twi had her own kids. His age isn't very visible here, but he'd be somewhat of a young teen. (Given the fact that he's often addressed to as a 'baby dragon') Then there's Flash and their kids. My version of them, of course They probably had a royal guard take their picture while they gaze into the sleeping faces of their beloved newborns The boy is called Sparky while the girl is Astra