When Billy saw how far along Hermione was his first thought was "please oh please don't start having your baby right now". As happy as he had been to be there for Korra that was not something that he wanted to repeat. Besides, it didn't look like she was quite ready to pop just yet. Maybe it would be best to avoid her though, just in case. Being present for one birth was enough.

"I, um, I was wondering if I could commission something from you? I don't know how much it will cost, probably a lot, so I'll have to save up for it but I need to know so I can start saving right away," he said, nervously adjusting the golf bag on his shoulder as he spoke. "I need a box, like a chest, to keep something safe that only two or three people can get into. And- and to hide stuff from anyone looking for- um, magical items?"