When Gumdrop and Vroomer, the latest members of the Plane Scout crew, are sent on a mission by commander Gumdrop, they take off on the greatest adventure of their lives. As they flWhen Gumdrop and Vroomer, the latest members of the Plane Scout crew, are sent on a mission by commander Gumdrop, they take off on the greatest adventure of their lives. As they fly high in the clouds, they meet a genius robot that helps them learn all there is to know about amazing planes!详情