Billy's mother, Gladys, first notices Grim in Billy's bed, then in the shower and subsequently starts to get panic surges thinking that Billy is in danger. Meanwhile, Harold, Billy's dad, just thinks that Gladys is imagining things. In the end, Gladys ends up going living with Billy's aunt, Sis to try and calm herself down.
Billy's pet hamster, Mr. Snuggles, celebrates his 10th birthday, so the Grim Reaper comes for him. However, Mandy, Billy's friend, is reluctant in allowing it, so she proposes a deal to the Grim Reaper: if he beats the kids in a game, he can take the hamster, but if he loses, he will spare the hamster's life and become their "best friend forever". The Grim Reaper transports the kids to limbo, where he challenges them to a game of limbo. Despite his best effort, Grim ends up losing because he is attacked by Mr. Snuggles at Mandy’s command.
Zim finally finishes one of his self proclaimed brilliant inventions, a space-time-object-transfer device, in which he plans to send a giant robot into the past in order to put an end to Dib once and for all. However, when the robot isn’t compatible with the temporal field, he throws a rubber pig into the vortex instead, which turns out to be compatible and it causes Dib to crash his tricycle in the past. Zim decides to send many more rubber pigs into Dib’s past, which ultimately affect him in the future; though when Zim overdoes himself, he discovers that history isn’t something that should be messed with.
A group of disparate fugitives from an interplanetary tyranny find themselves in control of a massively powerful starship.
Oswald buys a pet fish that he names Flippy because of the flip that she does, jumping out of her bowl and splashing back in it.
Henry has a feather sticking out on top of his head but is scared to go to the barber since he's never had a haircut before.
Our heroes pass a small mountain village just in time for the annual Chinchou migration. The village always sends Trainers to protect the Chinchou on their journey-but will they be enough to stop Team Rocket?
A group of escaped prisoners come aboard Moya followed shortly by Aeryn, Crais and Rygel who have finally returned from Talyn.
Ippo, a teenage boy with a pure heart and unrelenting determination, discovers a passion for boxing after veteran fighter Takamura saves him from bullies.
After listening to Oswald play his piano Daisy wishes she could play an instrument so Oswald takes her to the music store where she tries out different instruments.
Chronicles of NFL teams' preparations for the season.
New Yorkers invade the town in the fall; Lois hones her martial-arts skills.
Oswald gets caught in a wind storm while getting one more marshmallow for Henry.
The Blade Breakers arrive in Paris, but the Dark Bladers follow them there. Can the Blade Breakers handle one more battle with the Dark Bladers, or will additional and unexpected help come to save them?
Oswald and Weenie try to get ice cream from Johnny Snowman's ice cream truck but they miss it, so they walk all around town trying to catch up to the truck.
Oswald, Weenie, Henry and Daisy go camping in the park but it begins to rain so they rush back to Oswald's apartment and camp there instead.