Marshall's mother takes a job selling Tupperware-type food containers called Forever Ware, which can preserve anything, even people.
Marshall isn't looking forward to visiting the Eerie orthodontist, who's retainers enable the wearer to read the minds of dogs.
Marshall's friend Simon befriends a friendly ATM, which will do anything to make the child happy, even drain the bank accounts of everyone in town.
Marshall's dad mysteriously loses his briefcase, leading Marshall and Simon to investigate a strange series of similar disappearances.
Marshall and Simon are forced to spend Halloween babysitting Simon's younger brother, but the night gets interesting when they become trapped inside an old monster movie.
Marshall is alarmed when Simon gets his eyes checked by the school nurse, and comes out a mindless homework obsessed zombie.
Marshall and classmate Devon both fall for the new girl in town Melanie, but things take a turn for the odd when Devon dies and his heart is transplanted into Melanie's body.
Marshall finds a decades-old letter hidden in the school library, and is now haunted by the ghost of the writer until he can deliver it.
A troubled young girl who loves to draw, finds her creations coming to life when she sketches them with an Eerie brand pencil.
Marshall disagrees with Eerie's practice of ignoring daylight savings time, sets his clock back an hour, and wakes up in a deserted world with only a scared teenage girl and sinister garbagemen for company.
A renowned authority on the supernatural comes to Eerie to observe an alien object that landed there, and Marshall sees the perfect opportunity to expose Eerie's weirdness.
The tornado known as "Old Bob" makes its annual visit to Eerie, but Marshall and Simon don't buy into the residents having to appease the storm with a town picnic, and an old meteorologist foe returns to challenge the twister.
Marshall and Simon look into a purportedly haunted abandoned mill, which first proved to be a hoax, until the pair find an old gun that contains the ghost of a famous bank robber.
Marshall "wins" a lottery to determine the town's newest Harvest King, and must now go battle the Eerie wolf in the forest, a task from which no one has returned.
Marshall and Simon save a homeless man from being attacked by a woman with a ray gun, only to find out that the man constantly builds bizarre contraptions.
Marshall's father joins a cult-like club known as The Loyal Order of Corn, and the boys enlist the mysterious Dash X to infiltrate the group.
Facing bankruptcy, the local department store enlists the help of a sinister new partner, who unleashes subliminal messages on Eerie's residents.
In this fourth-wall breaking episode, Marshall finds a TV script in the mail, and is suddenly thrown into a world where Eerie, Indiana is just a TV show.
Marshall's friend Todd morphs into a punk rocker after listening to one of Marshall's albums, and Todd's father holds the music responsible.