Grammar Discussion!

So, someone sent me an e-mail asking a question - a question I've been pondering myself, though not specifically the sentence itself, for the past couple weeks. Yes, I ponder sentence structures in my free time. Leave me alone! =P

Someone asks, "This is wrong, right? Relena's eyelids fell closed." 

English buddies, unite! Because I dunno the answer to this one, but my theory is beneath the cut. (And beware: I thought about this way too much.)

( Let's examine this, shall we? )