I'd like to second the idea of going back and reading one and two, as Butcher pulls a few Chekov's Guns from those books too. One immediately jumps to mind, and I'm sure there are others too.
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Stand between the Silver Crystal and the Golden Sea.
"Youngsters these days just have no appreciation for the magnificence of the legendary cucumber." --Krityan Elder, Tales of Vesperia.
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Stand between the Silver Crystal and the Golden Sea.
"Youngsters these days just have no appreciation for the magnificence of the legendary cucumber." --Krityan Elder, Tales of Vesperia.