. . "When her older sister gets a summer job at a local amusement park, thirteen-year-old Jackie feels left out until she develops a crush on the boy who runs the pony rides, and who, unfortunately thinks her sister is perfect." . "When her older sister gets a summer job at a local amusement park, thirteen-year-old Jackie feels left out until she develops a crush on the boy who runs the pony rides, and who, unfortunately thinks her sister is perfect."@en . "Isosisko jujuttaa"@fi . . "Fiction" . "Fiction"@en . . . "My sister, the traitor" . "My sister, the traitor"@en . . . . . . . "Juvenile works"@en . . . .