The shopping list, for those who want to try to duplicate this (although you'll have better luck if you know the tastes of your local shop's manager and adjust accordingly):
Rex Libris, book one (yeah, I have all the comic books, but the book compilation has extra stuff that wasn't in those)
Y: the Last Man, vol. 1 (this is one where I read the early volumes via the public library, but ended up buying later ones because CPL hadn't got 'round to ordering 'em yet and I HAD TO KNOW WHAT HAPPENED NEXT!; figure if I'm gonna have vols. 7-9 in my bookcase, I might as well start acquiring the 1-6 as well, as incomplete series make cataloguers twitch. And it is GOOD!!! and very re-readable)
Preacher, vol. 2 and Preacher, vol. 3 (never mind the turning religion on its head ... I like the vampire!)
And last, but certainly not least, the original Books of Magic, by Neil Gaiman ('cause