It Was a Happy day in Numberland For Nineteen and Twenty... Cuz They were Getting Married!.... Everyone Made wedding invitations and Decorations! What Nineteen Doesn't Know is That Twenty is a vampire.... After Marrying Twenty, Nineteen Starts Acting Weird. She Starts Biting Numberblocks And Starts Having a Fever . Turns Out... She Becomes A Vampire. The Kind Of Vampire That Is Sexy. Bad. A Little Bit Mad. The First Book of "the ULTIMATE Numberland Adventure"All Rights Reserved