Sokka had heard through the grapevine that Uncle Iroh was up to doing things in the Hotel from Zuko. All he had managed to get from Zuko was something about "Valentine's Day" and a lot of confused shrugs from his friend. But seeing as how Sokka knew nothing about this, it made sense to find out what sort of idea had gotten itself planted firmly in Iroh's ear.

"So... explain this tradition to me, start to back."