[ Vash only knows 'orphanage' from very old movies, where the kids sing all day about how abused they are. He may be looking at Mr Livio in a whole new light. ]

Oh. [ He grew up so big and strong though, so maybe his orphanage wasn't as bad as the ones in those old movies? ] Well, you don't have to have the same mom and dad to be siblings, right? Me and Knives don't even have a mom or dad, not really! And all the other plants, they're our sisters, and they definitely weren't born the same time we were!

[ He hasn't learned yet to be secretive about who and what he is, and it's just so nice having somebody to talk to! ]

If you loved them like they were your family, then they were your family, right?