Meg Cabot

"A middle-grade spinoff of The Princess Diaries, about the long-lost sister of Mia Thermopolis, Princess of Genovia"-- Provided by publisher.

Olivia Grace Clarisse Mignonette Harrison still finds it hard to believe that she's a real live PRINCESS OF GENOVIA. Not only does she get to live in an actual palace with her newly discovered family and two fabulous poodles (who all love her and think that she's anything but ordinary!) but she also gets her very own PONY! Of course, things aren't going exactly like she imagined. Her half-sister Mia is very busy learning how to take over the country...

"Olivia Grace Clarisse Mignonette Harrison is turning thirteen. Even better, she's finally starting to get the hang of this princess thing. Just in time, too, since her half-sister, Princess Mia Thermopolis, is expected to give birth to twins any day now! It's pretty much the worst time possible for a school field trip but everyone is insisting that Olivia must attend the Royal School Winter Games. Between Grandmère chaperoning, Olivia's snobby cousin...

In a series of humorous diary entries, Mia, a New York City high schooler agonizes over her love life, final exams, and future role as the princess of Genovia.

Nine-year-old Allie Finkle has rules for everything and is even writing her own rule book, but her world is turned upside-down when she learns that her family is moving across town, which will mean a new house, school, best friend, and plenty of new rules.

Arriving on Little Bridge Island for a speaking engagement, best-selling children's author Jo Wright comes face-to-face with her nemesis, writer Will Price, who, much to her surprise, wants to make amends and prove to her that he is a changed man--until disaster strikes.

Sixteen-year-old Emerson Watts, an advanced placement student with a disdain for fashion, is the recipient of a "whole body transplant" and finds herself transformed into one of the world's most famous teen supermodels.

While trying to spare Erica's feelings so she could go to Brittany's birthday party, Allie disobeys one of her own rules and lies.

In a series of humorous diary entries, high school freshman (and Genovian Princess) Mia tries to get her reluctant boyfriend to take her to the prom.

Allie's theatrical hopes are crushed when, instead of being cast as the princess, she is given the role of the evil queen in the fourth-grade class play.