The best episode written by Mark Seidenberg is "King Igthorn (2)", rated 9/10 from 1 user votes. It was "directed by David Block". "King Igthorn (2)" aired on 11/28/1990 and is rated 1.0 point(s) higher than their second highest rated, "King Igthorn (1)".
Igthorn and his ogres have destroyed Gummi Glen, captured Dunwyn Kingdom and its citizens, and are keeping Grammi and Tummi held in Drekmore. Now Cavin and the remaining Gummies, with the help of the Barbics, must save them all while Zummi retrieves the Great Book and warn the Great Gummies to turn back.
Director: David Block
Writer: Mark Seidenberg
With no sign of Igthorn for an entire year, not even in his own castle, Zummi Gummi finds this news as a perfect opportunity to call on the Great Gummies (much to the skepticism of Gruffi). However, Igthorn has recently devised the ultimate plan to finally capture the Gummies, obtain the Gummiberry juice, and take over Dunwyn.
Director: David Block
Writer: Mark Seidenberg
While exploring some Pyramids in Mexico, Jackie gets a call from El Toro. He needs Jackie's help dealing with the legendary El Chupacabra.
Director: Phil Weinstein
Writer: Mark Seidenberg
Professor Shepherd must call together a group of awesome dogs to stop General Parvo from gaining an important weapon. Shepard names his dogs the "Road Rovers," and they set off on their first mission: to duel the General Parvo, his Lieutenant Groomer, and the first two Cano-Mutants.
Director: Herb Moore
Writer: Mark Seidenberg
The gang heads to the evil forest to capture Maldor the Magnificent, but their plan is botched and Daphne is put under a sleeping beauty spell.
Director: N/A
Writer: Mark Seidenberg
After some chicanery by Mr. Spacely, the Jetsons appear on a game show called "Family Fallout" (based on Family Feud), facing off against the Spacelys. The Jetsons win a new Foodarackacycle in the end, while the shocked and dismayed Spacelys receive a lifetime supply of Cogswells Cogs.
Director: N/A
Writer: Mark Seidenberg