While Hazzard wastes no time in adding a flying device to the robot, Commissioner Hunt is very displeased that this robot was on the loose after ordering it destroyed. Hunt is in the process of ordering Hazzard to turn the robot over to him when a news flash concerning a kidnapping interrupts the demand. Hazzard sees a chance to prove Bozo's worth, and uses the robot to capture the kidnapper's plane, thus proving the value of the robot in crime fighting, especially since Hunt liked the idea that he could use Hazzard's services at no expense to taxpayers.; A female spy sabotages a new American plane; The Spade Gang captures a scientist who has discovered the secret of invisiblity by the use of a new phosphorescent chemical. The scientist is killed, but not before bestowing his secret on Kent Thurston, who now becomes known as the Invisible Hood.; Crooks try to fix a ball game by electrifying the base paths.; A young boy vows revenge after rustlers kill his parents.