Jason and Leo were sitting out on the balcony before the wedding, both in fancy white tuxedos. They'd been forced into an arranged marriage by their fathers, Hephaestus and Zeus, so Zeus' kingdom could get more inventions from Hephaestus', who'd receive more protection. Leo and Jason were both pretty content, seeing as they were best friends, and they definitely could've been set up with worse.

Jason: ”We lucked out on this one, huh?”