Good Omens [Gaiman, Neil; Pratchett, Terry]

According to The Nice and Accurate Prophecies of Agnes Nutter, Witch (the world's onlycompletely accurate book of prophecies, written in 1655, before she exploded), the world will end on a Saturday. Next Saturday, in fact. Just before dinner. So the armies of Good and Evil are amassing, Atlantis is rising, frogs are falling, tempers are flaring. Everything appears to be going according to Divine Plan. Except a somewhat fussy angel and a fast-living demon