From the school bench to the royal court. Olivia Grace still sometimes can't believe that she is really a princess and lives at the royal court of Genovia. With a nice family, two adorable poodles, and her own pony. Nevertheless, being a princess is often quite complicated. She can't count on her big sister Mia at the moment. With all the ruling, Mia doesn't even have time to prepare for her own wedding, and the first of the over 500 invited guests have already arrived. The palace is in complete chaos. Clearly, it's time for Olivia's organizational skills to shine so that the royal wedding doesn't turn into a royal disaster!.