The cartoon was based on Hasbro's doll line, and was developed by Griffin-Bacal Advertising, New York, the Hasbro advertising agency. Hasbro then brought in Sunbow Productions to produce the cartoon, a company that was owned by Griffin-Bacal Advertising that co-produced most of their work with Marvel Productions which animated the cartoon. Claster Television Productions was the company that distributed the cartoon.
Most of the character design was done in the US, while the japanese animation studio, Toei Animation, animated the actual episodes, or atleast 54 of them. The entire run consisted of 65 episodes, each approx. 22 minutes long, ran from 1985 to 1988.
Each episode featured 2-3 songs with a music video, and there were two different theme songs.
The episodes are listed according to the original order in which they were aired, aswell as production number, and a logical order according certain events in the storylines is probably a mix.
This is what the guide contains about each episode:
- Episode number: Production order.
- Title and writer: and sometimes other info.
- Pictures: Ten pictures showing the story of each episode.
- Synopsis: Short description of the beginning of the story. Watch out for spoilers on two-, three-, or five-parter episodes.
- Characters: Main characters and even minor characters by name, job title or role. In episodes after Raya and Jetta join, they are included in the group name.
- Focus on: What characters the story is mostly about, if any in particular.
- Locations & vehicles: Countries, cities, buildings or parks, and vehicles, in order of appearance.
- First appearance of: Characters, buildings and vehicles that are especially notable or later even re-appear.
- Songs: The featured songs.
- Part of songs: Songs partly played because of the story of the episode.
- Instrumentals: When only the music of a song is played because of the story of the episode, or as background music. Not including the regular background music which is based on songs like "Outta My Way", "Makin' Mischief", "Winning Is Everthing" and the "Jem Theme".
- Genres: Action, Adventure, Drama, Message, Romance, Humor, Fantasy, Sport, and Mystery. Listed according to amount, while in some episodes it's almost equal amount of some genres.
- Releases: Where in the world the episodes have been aired on TV and when, released on VHS or DVD, and what the title was in that language (and translation of that title). [Some of the information by Daniel V. Smith, Enzo Gervasio, Marco Valli, Martijn, jemboyholland, and Cosmic Falcon] [Original US airdates and some of the production numbers by Wikipedia]
- Keywords Sightings and mentions of all kinds of things that grabs attention in any way, to in the future create a directory where you can look up all kinds of unimportant details like in what episode do the characters rollerskate.
- Trivia: Behind the scenes info, interesting facts and observations.
- Fashions: The most notable fashions introduced in this episode for
the main characters, like those of a specific theme of the episode, with a link to that character's fashion page.
- Review: Interesting details, analyze of what occurs in the episodes, stands out, "easter eggs", info about the writer, and some of my own personal reflections about it all.