"Brighton and Twila, the sun and the moon, have always hosted the party."
First of all, if Brighton is the sun, why is Mario helping him out? Didn't the sun, like, wanna kill him in SMB3?
Second of all, no they haven't. Hudson apparently forgot about Toad, The Star Spirits, Millennium Star/Tumble, and the generic enemies.
"I know, let's play Mario Party to solve their feud!"
How will that solve anything? What they need is some anger management or counseling. ANYTHING would've been better than playing a board game. Talk about extremely awkward.