Ash, Brock and Misty prepare for their long journey to Valencia Island to bring back a mysterious Poké Ball for Professor Oak. After discovering that the trip will take a month to get there, Ash manages to win a free blimp ride so it will take only a day! Once on board, they realize the blimp is being powered by Team Rocket! And things only get worse from there!
Because of the September 11 attacks this episodes name had to change from "A Scare in the Air" (The original title) to "Spirits in the Sky" (New title)
Though this is the start of The Adventures In Orange Islands, This episode's theme song is the Pokémon Theme for this and the next episode.
Not only is this episode the season premiere of the Orange Islands episodes but this is also the premiere English episode of the 2000s.