White Trash Zombie Gone Wild by Diana Rowland

Fifth in the fun, urban fantasy series that "shines in a crowded genre" (USA Today).

Angel finds herself in redneck hell when hordes of people descend on her hometown for the Deep South Zombie Fest - complete with zombie 5K runs, shamble-a-thons, costume contests, zombie paintball hayrides, and mock-zombie hunts. She intends to avoid the whole mess and focus on her upcoming college midterms - with the help of her stash of illicit zombie drugs - but that all changes when a decapitated body turns up at the edge of town….