Do the Eyes Deceive?

My head spins. It requires some concentration simply to place one foot before the other. The cries of the throng fill my ears, giving me heart. Only a short walk now across the Citadel...

An unfamiliar voice catches my attention. I turn and stare, for there stands Frodo--or his ghost.

An instant later, I realize it is not Frodo, though this halfling is surely a kinsman. I manage to stammer a question; Mithrandir answers gently, as if I were a child. And Mithrandir should not be here either: Frodo told me he fell. Is the world mad? Am I?