Reg Bugs Out : When Rube donates Reg's beloved T.V to the Old Bug's Home, Reg goes nuts and the Psychiatrist, Dr. Pillbug, suggests a new theory of his, that Rube and Reg should never see each other again! Reg realizes soon after Rube's departure that he can't live with him, and he can't live without him! Little Big Mouth: After taunting him on National T.V, famous bug killer Mandible Lichter goes after Reg, but Reg isn't worried, after all, he's got a super hero on his side. A super hero who's just shed his exoskeleton! Reg does his best to nurse Rube back to health before he winds up on the menu, but if Mandible comes before Rube's ready, Reg may be toast!
Pains, Drains, and Robomobiles: When Reg gets a winning lottery ticket, he floors it to the lottery office in his 'robomobile', but when he and Rube miss the office by thousands of miles, then their only hope is to get back to Vexburg before the ticket expires, and that's not so easy with a temporarily powerless Roboroach! Jungle Bugs: From floor scrubbers to field researchers in a snap! Reg thinks that his luck has finally changed when Sterling Uberbucks hires him and Rube to find the legendary 'Dyno-mites', a disco-like tribe of jungle bugs, and film their sacred dance ritual, but Rube and Reg must pass a series of Disco tests first.
Fitness Bug: Rube decides that it's time to whip Reg into shape when he sees that Reg can't even hold the remote anymore, but Reg has no patience for the long way to health, so Rube transforms into a super-workout machine. Unfortunately, Rube falls asleep while Reg is still inside the machine, leaving Reg to end up being too fit! Runaway Roaches:The mayor discovers Roboroach's file in the 'Fugitives from Justice file' and decides that this is her perfect chance to lock up that infernal nuisance, so she hires The Exterminator to 'take care of Roboroach.' Meanwhile Rube thinks he's getting chased all because of a bad check that Reg signed with Rube's name.
Popsicle Pest: When Rube and Reg discover a prehistoric cavebug frozen in an icecube, both of them are very excited: Rube, because he feels honoured to help the cavebug adapt to our modern ways, and Reg, because he( as Usual) wants to rake in some dough. Weakened Gladiators: Reg insults Sterling Uberbucks' girlfriend,(who, shall we say, is just a TINY bit overweight),and Uberbucks challenges him to a gladiatorial fight to the death. With Rube's training( and a little bit of armor) Reg thinks he's a sure thing to win, but when Uberbucks says Reg gets everything if he wins, he means EVERYTHING.
Sugar Mommy: Reg answers a personal ad for the widow black, and marries her!(Obviously for the money). The widow black's ex-husbands all 'mysteriously vanished right after the wedding'. Is Reg next on the menu? X-Pet:Rube and Reg must go undercover to solve the case of the mysterious X-Pet who lives in the sewers, and pulls off people's heads! But is the monster really what it seems to be?
Bed-Ridden Bug: Reg fakes being seriously injured, and Rube, being the kind caring brother he is, will do anything to make his big bro better.Unfortunately, Reg sends Rube on errands for extravagant gifts, only eventually, Rube returns with a personal health-care worker, who uses some rather strange techniques. Roboroach: The Movie: Despite it's name, it's just another episode. When Rube lands the starring role in a movie, Reg will do anything to get rich off of him. He makes Rube download a quick acting lesson, but it turns out to be a virus! This leaves Reg to take the helm and try to save Rube's movie career!
Two bugs and a baby: One morning, while Rube was cooking breakfast, he cracked open an egg and BOOM! Inside was a baby! Rube decides to raise the little darling, and names her Regina, after his big bro. On Regina's first day of school, however, she eats the principal, and Rube decides it's time to return her to her rightful home. Bug Tusslers:Rube and Reg become tag-team wrestlers in the Vexberg Bug Tussling Competition, with Rube doing all of the work. When the fans get disappointed with Rube's non-violent attitude, Reg decides it's time to take action, and turns Rube's aggression dial to full!
Uberland: Reg and Rube sign up to test Sterling Uberbucks' new theme park rides. Surprisingly, Reg would rather quit, then bite the bullet and get paid! Unfortunately, Rube isn't going to let Reg off his ' civic duty' hook that easily. Santa's Bitter Helper: Rube and Reg are surprised to see that they got everyone in Vexberg's presents for Christmas. It turns out that Reg hacked into Santa's Naughty and Nice list, because he is always on the Naughty list. So Rube and Reg must deliver all of the presents to their rightful owners before Christmas morning, and before Reg is put on the Naughty list permanently!
Flushed-Aways: Rube and Reg get flushed down the toilet and into the sewer, where they must survive without Rube's now water-logged circuits. Reg decides that the two of them should split up, and while Rube is thriving, Reg is barely surviving. RoboWatch: Reg re-opens a deserted beach, hoping to cash in on the tourism. He hires Rube to be the lifeguard, and to protect the beachgoers from Jowls, the great white Catfish. Unfortunately, The sun, surf, and lack of sleep are too much for poor Rube, and it's up to Reg to save the beach, oh, and himself too!
Sins of the Teacher: It's Rube's birthday, and what could be a better present than your old psychotic schoolteacher breaking out of prison? Reg and Rube try to run, but they can't escape from Miss Conduct, AKA the Disciplinarian! Rube Awakenings: Reg has found the perfect job- being an air-traffic controller! What could suit Reg more than staring at a screen all day? Unfortunately, he falls asleep on the job, and it's all up to Rube to save his big brother's career, not to mention Vexberg's skies!
Battling For Uberbucks: Rube and Reg are chosen for Sterling Uberbucks' hit t.v. show- "Extermination!" Rube and Reg must struggle to survive in the most deadly climate of all- A human kitchen! Death of a Salesbug:Reg has a sure-fire cure for his poverty, a new invention- " Miracle- Glo- Elixir", only problem with selling it is, that nobody wants to buy it! That is, until Reg does a demonstration....
Revenge of the Fleabrain: Rube and Reg, once again, have new careers- this time as copybugs(And lunch-order-takers)at "The Vexberg Daily Dirt" Newspaper office. Rube himself gets a crush on the cunning reporter, Lotus Lane, but she gets kidnapped by the evil Heirf Leabrain (Heir Fleabrain to the public). Rube wants to help Lotus Lane, but he's just so shy around her that he can't concentrate. Concentration isn't his biggest issue when Fleabrain uses Rube's one weakness against him- Craptonite. Mite Makes Wrong: The once-famous superhero "Megamite" returns to Vexberg and Rube becomes his personal lackey! Rejecting his sidekick status to Rube, Reg goes ofto prove that Megamite is a fraud!
Ghost Bunglers: An old widow, Mrs. Vanderlick(hic) has a serious medical condition- she hiccups constantly! Much to her dismay, she runs out of medicine, and hires our heros to get a bottle from her dead sisters' house. What she forgot to tell them is that the house is haunted! Good Deed Day: Rube tries to convince Reg to give up his greedy ways by participating in Good-Deed-Day's Good-Deed Doing. Reg finally decides to participate, but only after he finds out about the prize for the most good deeds done!
The Flying Roachinis: Sneaking into the Circus they are caught, avoiding jail time they replace two clowns. Reg comes up with a plan to replace the lead act as the Flying Roachinis only to be sabotaged by the one they replaced. - Cowbugs: Reg needs a well earned vacation. Rube takes them to a dude ranch that is not what he is expecting.
Family Feud: Family Reunion in the mountains where all have lived in peace for generations. The games are not what Rube expected with games such as knitting and yeeha yealling which always end in a tie. Rube takes over and of course starts a feud that ends in a food fight. Robo Reg: Rube wants Reg to be the spokes-bug for Ode D Toliet Water. When Reg refuses, Rube accidently shorts out Reg just as the company big shots stop by to sign up RoboRoach. Now he has to fake powers to get the deal for himself.
Under The Rainbow: Leperk-ants invade their home to ask for help in their home village to find and return their king. Finding him Reg is granted a wish which he uses to become their king. Not as easy as it looks. Bed Bug Walking: Rube's sleepwalking is out of control. Reg has to find a way to get him back to bed while avoiding waking him up. Only Reg's larvy doll holds the cure.
Sluggies: A picnic on the top of slug mountain Reg make friends with a sluggie and Rube uses them to make some quick cash. The sluggies become out of control as the reproduce faster than rabbits. Only TV will resolve the problem. Delivery Bugs: Reg gets a job delivering chinese bug food. There's no meal for him until deliveries are done.
Jockey Shorts: Their new jobs as stable bugs is nothing to sneeze at, except for Reg who jumps at the chance to be a jockey for a wild steed that is otherwise un-rideable. His sneezing angers the steed into winning over and over. Reg bets all his money and Rube makes the steed a winner only to find out that Rube pinned his number upside down and they loose it all. The RoboRoach Show: Rube is given his own show. He wants a kids show and Reg wants anything except it, trying to wreck it only be the blunt end of all the failures.
The Big Bug Sleep: It's Tax Day and Reg hits the wrong button on RoboRoach setting off his self-destruct in one day. It a mad rush to complete the bucket list. Prehistoric Pest : A late video has Rube turning into a time machine to get the video to the store on-time. They overshoot the one day by a million years or so. Reg wants to take a dinobug egg back with them but mama has a different idea.
Ruby's Slippers: The president of a big insurance company, Mr Uberbucks throws his bunny slippers out the window and Rube takes them over and goes a bit overboard with them. Even with a big cash reward Rube wants to keep them. The President's Brain Is Missing: Rube accepts a mission to block flea-brain's attack on the lab president's brain by shrinking and going into his body to stop the brain from being taken over.
Club Dead: Having been turned lime green by shoe polish, Reg and Rube are mistaken as singing crickets when they try to check into a high class resort. The problem is Reg can't carry a note to save his life which the boss frog will take as soon as he opens his mouth. Omega Mites: After a very bad day Rube makes a wish that he was the only bug left in town. Going outside he finds that his wish has almost come true, leaving just him and his brother.
The Great Reginini: Reg has been designated as a complete looser so he enrolls in a low-life hypnotist school and is given a bell that allows him to hypnotize every bug. Dustmites Come Home: Reg lets Rube's pet dustmites escape. They have taken Reg's wallet and went out on the town. Rube falls into a state of depression so Reg tries to find them, as do 3 of his worst enemies.
The High Cost of Laughing: Sterling Uberbucks is unhappy and wants to be happy. He finds Reg and Rube being very happy and hires Reg to make him happy. Loco Hero: While stopping the solid gold statue of the mayor from being stolen Rube is damaged. He recovers it but drop it on the mayor putting her in the hospital. Knowing he is out of control he quits hero work.
Ship of Foods: RoboBug is hired as social director and Reg is his male companion on a ship full of old Lady Bugs with Reg the only male. Only the offer of all-you-can-eat gets him on board. Pipe Reams: Reg is having digestive issues only to find the toliet is out of order. The plumber is refused because of the cost of repair and Reg takes on the issue on his own.
CopRoach Academy: RoboRoach is made a police officer but the mayor complains that he is not qualified since he has never attended the police academy. Rub volunteers himself and Reg to attend the CopRoach Academy. Reg is far from ready for the physical efforts needed to complete the training. At the graduation Reg is disqualified after six weeks of training because he never finished High School. In anger he rips up his completion diploma and Rub arrests him for littering. Tooth For a Tooth: Rub has a serious toothache and is afraid of dentists as is Reg. Reg tries to drag him to the dentist but Rub will only go if Reg agrees to join him. Rub goes into RoboRoach mode when gassed and it's all hands needed to finish the job. The new metalic filling causes havoc with electric items and requires rework at the dentists which all but destroys the office. Reg winds up with braces for the next year!
Uberpops: While watching SparkelBug reruns it is announced that inside one box of the new cereal Uberpops is an official SparkelBug decoder ring. Reg realizes that the ring would be priceless. Rube demands Reg eats the cereal and not just pour it out as he searches for the ring. Reg gets hooked on the cereal along with the rest of the city just as Sterling Uberbucks planned. Ballwashers Championship: Hired as ball washers at the golf club and Reg wants to play golf like the rich bugs. When given the chance he finds the game not as easy as he thought it would be. Lying on the score he is put into the National Championship where having brother RoboBug as caddy is a bit painful.
Office Hours: Sterling Uberbucks sends Rube and Reg on a mission inside a human office in search of the one device that he needs to complete his revolutionary invention, a paperclip! - Miss Vexburg: Reg accidentally enters the Miss Vexberg Pagent but agrees to stay in the competition when he discovers the fabulous grand prize.
The Dapper Dandies Of Dusty Gulch: When Reg becomes Sheriff of Dusty Gulch, he must take on "The Dapper Dandies" who have been terrorizing the town every second Tuesday at high noon. - Of Lice and Men: Rube and Reg go to work as farmhands but Rube is too busy with dust bunnies to help Reg with the real chores.
Reggie's Hero: A fun-filled ski trip turns strangely solemn when Rube's robo-yodelling causes an avalanche and the two are trapped inside a mysterious mountain monastery. - Gourmet Rude: Rube and Reg get jobs in a fancy French restaurant. Reg becomes a comic hit with the crowd with his insulting ways.
A Pair Au Pairs: Reg agrees to entertain Sterling's little nephew Stewie for a handsome bag of cash. But the joke's on Reg when Stewie insists he'd have more fun at the office. - Shocking Tales: When Stewie's invention zaps Rube and Reg into his videotape, the brothers are trapped in the fairy tale world where Reg is mistaken for Cinderella!
Elves' Night Off: When the elves go on vacation, Rube and Reg agree to help Santa fill his toy order. But when Reg falls into the toy duplicating machine, he becomes a mutated doll and the most shocking Christmas present ever! - Loose Sleuths: Reg and Rube become private detectives but in their attempt to save Sterling's life, they wind up runing his birthday party.
Sins of the Teacher II: While trying to escape from the insane Miss Conduct, Reg and Rube crash land in a remote forest only to be nursed back to health by none other than the disciplinarian herself! - Robo Reunion: Reg decides to attend his high school reunion disguised as RoboRoach! But the jig is up when his rob-powers deflate just when he needs them the most!
Spitting Images: Reg decides to cash in on an artistic accident after he spews paint all over a canvas and becomes an overnight sensation! - Youth Juice: When Rube and Reg take on jobs at Vexberg's retirement home, they discover that the residents' home-made 'youth juice' has given them a whole new lease on life.
The Living Bro: When a factory reject doll comes crashing into Rube's backyard, he thinks it's a little brother sent from heaven! - The Fly Who Loved Me: Rube and Reg become high-flying secret agents sent to capture the evil Baroness Blowfly before she unleashes her band of robo-flies and takes over Vexberg.
Road To Ubugme: Reg is forced to endure a long road trip with Rube while they attempt to deliver Sterling's new vintage car. - Ticking Time Bug: It looks as though it's curtains for Rube and Reg when Vexberg's infamous villains team up to put an end to the roach brothers once and for all! (Series Final)