Sandboxing in the Sandbox

With much the same expression on his face as he greeted her sister, Sokka looks up and smirks at his slightly-older niece. "You know," he starts, setting his hand tools into the pockets of the sling he's sitting in, "every time you start a greeting like that, I always think you want something. And then you finish it that way and I realize you're just a brat."

In reply, he whistles louder. It should be a familiar tune to Louise, though what song it is happens to be a complete mystery, what with the lack of tune in a bucket.