Zombie Mommy by M.T Anderson

When Lily's mom returns from vacation to Todburg, the most haunted town in America, Lily knows something is wrong. She can no longer speak French, makes better pancakes, and can't even recognize her own daughter! Determined to figure out what happened to Lily's mom, Lily and her friends Katie and Jasper set off to Todburg to get their real mother back! They encounter zombies and vampires but nothing will stop them from getting their mother back.  This is a great read for kids of all ages. It will make you want to read it all day!