(My thinking BTW is that Juan Carlos's behaviour was even more off than Chávez's: stupidly enacting the image of a Spanish monarch still believing himself to be Emperor of all Spanish-speaking lands.) *Lunatic*, n. One whose delusions are out of fashion.
I agree the King was simply off... A vivid image of what should exist acts as a surrogate for reality. Pursuit of the image then prevents pursuit of the reality -- John K. Galbraith