I suppose you are American, this isn't obscur for Europeans at all.
I genuinely don't know. It's obviously a thing in Scotland (where I'm from) but is it a thing in other European countries?
That said, I also had no idea who Annie Hall was, but that was way easier to guess correctly than a random rugby tournament.
I've always laughed at these types of names. The Miss Universe pageant has always made wonder what Miss Andromeda would be like, and if her answers would also talk about whirled peas too.