Scrooge McDuck has asked Gyro Gearloose to repair the various broken rides in a long-closed amusement park he just remembered her owns, "Funworld". As the work goes on, Gyro begins to realize the breakdowns were caused by sabotage rather than lack of care… and the saboteur may still be on the premises!
Behind the scenes
This story was first printed in 2005 in Iceland in Andrés Önd #2005-44. It was printed in English in Uncle Scrooge #361, localized by Tony Isabella.