Recounts the adventures of Mibs Beaumont, who is excited as her thirteenth birthday approaches because that is when she will discover her "savvy," a magical power unique to each member of her family. Then her father is injured in a terrible accident just before her birthday, and Mibs will need her savvy as well as friends and family to make things right.

Originally published: New York : Dial Books for Young Readers, 2008. Includes an excerpt from the sequel: Scumble.