Given that we, um, we appear to be dealing with zombies in an appallingly traditional sense of the word, a-and that they've been bashing their heads against the glass for an hour thus far, I, um, I rather doubt it.

[Two dozen seems about right from here, though.]

Well, um, I've improvised worse. [There has to be something heavy enough to crush a skull that he can pick up and swing in here.]