The Penderwick family return to Arundel for Rosalind's wedding, but Lydia, who has only heard stories of the grand estate, is eager to explore the place where her older siblings had endless adventures.

While helping her half-sister, the ruler of Genovia, prepare for her royal wedding, Princess Olivia finds herself facing snooty cousins, school, and princess lessons with Grandmeré. 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...