"No, Sora... our wedding shouldn't just be something thrown together like that." A random little day, barely a blip on anyone's radar. "I mean, we don't need maids of honor or anything, but I want you to be able to invite whoever you want. And we should have some kind of reception, with food and music and stuff." At least make a party out of it.
Riku looked away from Sora's expectant face, his heart beating madly in his chest as it tried to hit home; Sora asked him to marry him. Outright and direct. Sora asked him to marry him.
"I, I don't have the rings with me." If he's known Sora was going to bring up THIS tonight...