Roger asks Doug to take care of his cat, Stinky, while he goes on a trip. Stinky not only rips up the Funnie home but also eats all the junk food in the house and gets sick. Doug rushes him to the vet, hoping he'll be OK. But when Doug gets there, he finds out Stinky isn't a ""he"".

Someone has sabotaged the wheelbarrow race at the Bluffington picnic and now no one can be in the race. So, Doug and Patti team up to solve the mystery of who did it and why.

Judy catches Doug breaking a vase that belonged to their mom. To keep her quiet, Doug must agree to be her slave for a week. He suffers until he realizes that the only way out is to tell the truth.

Doug destroys an entire old house in a rock-throwing contest with Roger. But when Patti witnesses the contest she gets angry at Doug, and he has to figure out why.

Doug and Skeeter decide to work together to create their own comic book featuring Silver Skeeter and Quailman fighting the evil Wacky Weather Man.

Doug was only defending himself when he punches Larry the AV nerd in the face because Doug thought he was making fun of him. Now he's popular because of his fight, but Doug can't stand that he punched Larry and wants to be friends again. But everyone likes Doug for it and his popularity could disappear.

Doug is invited to Beebe's party, but something shows up on his that face makes it impossible for him to go out in public.

Phil convinces Doug that he has a great idea to build the perfect kite to compete in the upcoming Bluffscout airshow. But Doug thinks his Dad's idea is too simple, so he changes it thinking it will be better, but he gets surprising results.

Roger and his cat, Stinky, challenge Doug and Porkchop to enter the Bluffington pet talent show.

For a class project, Mrs. Wingo lets her students get to know each other more and Doug is paired with the two people no one else wants to be paired up with, the weird twins Al and Moo Sleech. When it's time for Doug to write his report, the Sleech twins have one already written up for him. But Doug knows he's going to have to visit the Sleech's to get his own facts.

Judy is getting her license, and Doug tells Patti that she'll take them to the amusement park, Funkytown. But Judy fails her test when she can't parallel park, and Doug must help her pass any way he can so he can get that ride from Judy.

For Career Week, Doug is chosen by a computer to be corporate executive in charge of a class project. But he can't handle the stress, until he finds out there was an error in the guidance counselor's computer.

While Mrs. Wingo is away, a substitute named Ms. Newberry takes her place. But Doug makes a bad first impression which places him as the class troublemaker and Roger as the nice guy. So Doug tries everything to change Ms. Newberry's image of him.

Doug and his friends are on the team Patti's Pulverizers, and they are on top when it comes to winning games. But all of the parents, including Doug's dad, think it's unfair that only Patti gets to pitch and they want their own kids to pitch. But after the parents have their way, they realize that it may not be a good idea.

Assistant Principle Bone shuts down the school newspaper because of Doug's unflattering cartoon of the school's least favorite lunch food, magic mystery meat. But all the other students love the cartoon, so they rally to get their newspaper back.

Doug and Skeeter are having trouble finding a scary monster for their homemade video movie, until Mayor White creates a monster of his own with his ""beautify Bluffington"" campaign, which was inspired by Doug's Mom.

Some tough high schoolers offer to sell Doug the very rare first issue of Man-O-Steel Man comic book, the issue he is missing. That same issue turns out to be missing from Sully's comic book store, and Doug feels guilty that he owns the only copy around. But when Mr. Sully only lets one customer into his shop at a time for security reasons, Doug decides what is right for everyone.

There's a new girl in town named Loretta Lequiqly who says she is from Yakestonia and can speak the language. Loretta catches Skeeter's eye and Doug is convinced that Loretta is a liar, and Skeeter is beliveing everything she says. So Doug asks Fentruck to try and catch Loretta in a lie.

Doug wants to raise enough money to buy a new skateboard and sets up a lawn mowing enterprise to do so. Skeeter and the Sleech Twins join in, but they soon feel Doug is being unfair. Doug may raise the cash, but he risks losing his riends in the process.

Everyone in school is talking about the final scene in the latest horror movie, but Doug closed his eyes and missed the ending. After thinking that he's a chicken for not seeing the ending he finally gets up the courage to see the film again, and realizes it's not only not scary, it's silly.

Mr. Bone is in the hospital and Doug unwittingly volunteers to take get well soon cards to him from Mrs. Wingo's class. But when Doug gets there, Mr. Bone thinks he's getting Doug's prized skateboard instead. What's more, the skateboard brings childhood memories to Mr. ""T- Bone"".

Mr. Dink volunteers Doug to dress up as the Big Honkerburger and talk to kids in costume at the Honker Burger for a week. Plus, he has to go to the Bluffington picnic with Patti and be the Big Honkerburger without telling anyone who he is. Doug's busy weekend will be something he'll have to handle all on his own.

Doug and Skeeter are playing with Patti's new Wacky-Wizzer frisbee and accidentally toss into a fenced-in yard. Going in after it, Doug has a near-death experience when he encounters a huge guard dog named Lady.

Beebe gets Doug and Skeeter their first gig for their new band -- but they have to let her join. Now, every time Doug wants to add something to the show he has to let in new members, and it seems they all just want to play the drums.

When the Bluffington School float for the upcoming Beet parade goes missing, Doug is accused of helping the Moody School students steal it. So Doug and Porkchop must sneak into the Moody School to see for themselves.

Doug tries to impress Patti with a magic trick from his new magic set, but it backfires and they end up handcuffed together, without the key, for the entire afternoon. This does not sit well with Patti as it makes her miss planned activites. After many attempts to get the key, they realize the magic store owner may have a solution.

Doug gets a letter from his school and panics when he sees it's addressed to his parents. Since he's doing poorly in math, Doug immediately assumes that it's a failing notice! So he does everything to find out what the letter says and avoid his parents from seeing it. If that wasn't enough, Patti is trying to tell Doug something and get her message to him.

It's the day of the big football game against Bloatsburg and Doug is snared by Coach Spitz, who mistakenly believes Doug has a ""golden toe"" for field kicking. Doug is then put into the next footbal game by Coach Spitz, and he is very nervous when he finds out that Percy Femur is on the other team.

Doug is accused of cheating when he and Chalky score identical marks on a test. He is given one day to confess or he'll have to take a re-test. Doug knows he didn't cheat so he tries to talk about it with Chalky, but he keeps avoiding Doug.

Patti asks Doug to go with her to the movies, and now everyone at school is teasing them about dating. Even Doug wonders if it is really a date or not. In order to find out, Skeeter goes through dating scenarios from a book with Doug.

Doug's Bluff Scout Troop #617 has to raise money for new canoes, so they sell ""Bluff Scout Booster Bars"" door to door. But after being rejected by everyone, Roger offers a new way to sell the bars, which Doug doesn't agree with. Then when Doug sells a bar to Mr. Swirly, he realizes the problem of why the bars taste so horrible.

Over the weekend, Doug puts on a few pounds at Grandma Funnie's house and has been invited to Beebe's pool party. Doug is so embarrassed to be seen in a swimsuit, so he decides to work the extra weight off before the party using Ronald ""Prepare to Suffer"" Weisenheimer's videos.

A/B) When a spooky new amusement ride, Blood Stone Manor, opens up at Funkytown on Halloween night, Skeeter wants to check it out instead of trick or treating. Doug reluctantly agrees to go, but when the park closes before their turn comes up, Roger convinces them to go on the ride anyway. Once on the ride, Roger scares Doug and Skeeter big time, so it's up to them to scare Roger back!

Doug wishes he was more fashionable until his friends at school accuse him of dressing like Dylan Farnum from the TV show ""Teen Heart Street"". He's tired of being told he's copying someone else's style, so he decides to shop for a new look.

Doug becomes the victim of a contest scam that promises to make him rich. But after trying so hard and paying a lot of money, Doug later realizes he may not be as close to winning as he thinks.

Doug is impressed by Mr. Bluff's gifts to Beebe. Phil feels pressured to make more money for a better birthday present for his son, so he decides to start his own photography store. At first, Doug is excited by the thought of more money, but when he sees the effects on his father and their family, he realizes that money can't buy happiness.

After performing a magic trick, Doug becomes adored by a third grader named Todd Bentley, who starts to follow Doug everywhere. Soon Doug is embarrassed by all the attention Todd is giving him, and tells Todd to leave him alone, which upsets Todd and leaves Doug feeling guilty.

Doug is nominated for class treasurer, and when he finds himself running against Willy White, the mayor's son, he starts making promises to his voters he knows he can't keep. Meanwhile, Tippi Dink runs for Mayor of Bluffington and wins!

Doug beats Patti in a bowling match, and Skeeter tells everyone about it. Doug gains popularity, but feels bad about beating Patti everytime they play a game. It seems Patti is having a losing streak and is upset about it.

Doug and Skeeter go digging for artifacts when they get assigned to research Bluffington's history. They soon get into trouble though, when they are caught digging on the Bluff estate even though they didn't know.

Skeeter gets a high score on an intelligent test making him a genius, and Doug is convinced Skeeter got the wrong test results. But soon Skeeter starts to spend less time with Doug and more time thinking about going to college, and Doug thinks he's lost his best friend.

All of Doug's friends have cool bikes, but Doug hates his--until he discovers that someone has stolen it. He thinks about who could have taken it, and wonders if one of his friends is a theif.

Doug and Judy get into a fight and blow their big chance to stay alone in the house while their parents are on vacation. Instead, they're cursed with the very, very strict baby-sitter, Mrs. Stintson.

A/B) Porkchop has been mistakenly accused of attacking Beebe and Doug has to try and clear his best non-human friend out. Unfortunately, former Mayor White, and Bill Bluff are determined to make sure that Porkchop never bothers anyone again. After a trial in court, Porkchop is sentenced to a dog pound for bad dogs. Then, Doug convinces the court to let Porkchop return to the scene of the crime to show them what really happened.

An envelope of money falls from a speeding car and Doug finds it with a huge fortune in it. Doug hands it in to the police and everyone makes fun of him for doing it. After no one claims the money, the police tell Doug he can keep the money. When Doug discovers who the real owner is, he must choose between what's legal and what he knows is right.

Theda invites Judy's new boyfriend over for dinner, but Judy is embarrassed by her boring family, especially Doug. So she decides to ""spruce"" things up around the house.

Doug is having his first house party, and he is very nervous about it--especially when he sees how his parents are planning for it. But when Roger suggests to play Truth or Dare, Doug hopes it makes his party better.

Skeeter exaggerates about how Doug can ride on a horse and Doug lets his friends believe the lie. But then Roger challenges Doug to show them, and Patti suggests they all go to a dude ranch to settle the argument. Since Doug can't ride a horse very well, he's nervous about going to the ranch.

Doug and his friends are getting ready for the end of sixth grade and are graduating from Bluffington School. Doug feels a bit sad about leaving so he tries to find Principal Buttsavitch to talk to him. But when he finds out that Roger is as reluctant to leave the school as he is, Doug convinces Roger (and himself) that the new school will be great.

As the summer begins, the Funnies plan to drive across the country to visit the Great Painted Gorge. Phil is committed to keeping to a schedule, but Doug and Judy convince him to stop at several tourist traps along the way. The family isn't having any fun on the trip, until they finally reach the stop that makes it all worthwhile.