"And it's the least I can do," Rosa all but chirped...no. No, scratch that. That was defintiely a full-blown chirp, "to help where I can! Perhaps we should attend that ball," had the word ball ever been expressed with so much wistfullness and longing before? Probably, but definitely, absolutely never before from Rosa until just that moment, "tonight. It seems just the place a good wholesome mystery could be afoot."