Sadly, there's not a lot of them doing any actual sky pirate-ing.

He didn't. The sky is his lady. I'm thinking of a side story that happens after this, about Minho and Eunsook and I'm laughing in my head because it will involve bar fights.

Hanchul and Kangin are Key's regular customers in the pub :D I had Wheesung in my head for Jonghyun's captain.