I headcanon that Wales would probably invite New Zealand even though she never gets invites.
England and Scotland would probably be the one who usually invites Wales and is already used to him inviting that... Sheep. Though, they're still annoyed by it, can't even have a trio talk without that sheep being there!
The Tornio/Haparanda course is the only two-nation golf course in the world, residing on the border of Finland and Sweden. Playing 18 holes means crossing the border 4 times.