Judy's big plans for the summer seem ruined when two of her best friends go away, and then her parents leave her and Stink with Aunt Opal, but a new "thrill-a-delic" plan has her racing toward fun.

"One morning before school, some girl tells Piddy Sanchez that Yaqui Delgado hates her and wants to kick her ass. Piddy doesn't even know who Yaqui is, never mind what she's done to piss her off. Word is that Yaqui thinks Piddy is stuck-up, shakes her stuff when she walks, and isn't Latin enough with her white skin, good grades, and no accent. And Yaqui isn't kidding around, so Piddy better watch her back. At first Piddy is more concerned with trying...