Download or read book You Know what You Have to Do written by Bonnie Shimko and published by Skyscape. This book was released on 2013 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: This quirky, appealing novel turns formulaic teen fiction on its head as funny, feisty 15-year-old Mary Magdeline (otherwise known as Maggie) suddenly faces more than the usual typical YA concerns: a voice in her head that is telling her to kill people.