Author(s): Yvette Poshoglian
Meet Ella and Olivia. Big sister. Little sister. Best friends. Ella and Olivia are sisters. Ella is seven years old. Olivia is five-and-a-half years old. They live with their mum and dad and little brother Max Ella and Olivia are going on holiday! But when Olivia gets lost, will Ella be there to save the day?