...and all her swimming pool mentions are references to this:
Actually, I could get behind this theory based only off the lyrics of "For K Part 2", but not "For K".
Well, aside from her different vocal style and more simplistic guitar arrangements, we know because "Junky Pride" was on her web site at least as early as September 2005, "A Star For Nick" and the name "Sirens" were on her MySpace page at least as early as May 2006, and the Team Hellions guy who I suspect was jamie311's source said it was from 2005 or 2006.