The Secret Life of Lincoln Jones by Wendelin Van Draanen

THE SECRET LIFE OF LINCOLN JONES is told through the humorous voice of an eleven-year-old Lincoln Jones, a boy who finds an escape from everyday life through his notebook where psychic vampires, wheelchair zombies, and a one-eyed cat fill the pages. Now, if he can only avoid his real life dilemma of a girl named Kandi Kain who is far too nosy, wanting to know what's in his notebooks and why he never talks to anyone.