On their trip to Go City, Ron and Kim come across a villain named Aviarius who is seeking the power of another hero. However, when Kim inadvertently winds up with the a hero named Hego’s powers, she soon learns that the only way to restore what isn’t hers and to help stop a mad man may be to team up with her deadliest foe; Shego.

High school graduation nears for the senior class, but Warmonga's return jeopardizes everything as Team Possible goes through their toughest odds yet to save the planet.

While Kim and Ron are at the Museum, she discovers that one of her ancestors was a thief and she decides to figure out what really happened in order to clear her family’s name. However, after a bunch of bizarre coincidences connects the events on that day with that of Wade and Dr. Drakken’s ancestors as well, she soon believes she may be close to figuring out what exactly happened to cause her ancestor to get framed, though Ron keeps feeling that something about their predicament just doesn’t feel right.

Kim ruins her clothes during a mission, and now must buy from Smarty Mart. Meanwhile, Frugal Lucre attempts to take over the internet.

Kim tries to defend her position of head of the cheersquad while she works with a high-strung agent of Global Justice.

Kim and Ron are taking Drivers Ed, which most of the students are nervous but Kim remains confident that she’ll do a good job. However, when she chokes up and fails the initial test, she soon learns that the pressure of the test is far greater than any foe she has fought. Meanwhile, Dr. Drakken has kidnapped a scientist who specializes in artificial intelligence, Kim gets a visit from an unexpected guest that may be able to help her out.

When Kim and Ron go to stop Professor Dementor from stealing from a top-secret research laboratory, Ron inadvertently catches Dementor’s “Bondo-Ball” in his pocket, which he accidentally triggers later that day. When Ron rushes into Mr. Barkin and gets stuck to him, he rushes to warn Kim but discovers that she is already stuck to Bonnie. Now Kim and Ron must work with their enemies while trying to cope with what occurred to them and there’s still Professor Dementor to worry about; but will Kim and Ron gain any insight towards the life of their enemies through the ordeal?

When Shego begins acting very friendly towards Kim and Ron, they investigate and find a comic-book type villain who is trying to conquer Go City with the help of the rest of Team Go.

Kim, Ron and the Possible family head to Florida to help Kim's grandmother unpack at her new home. Can Kim fight against her grandmother's over-protectiveness? Meanwhile, Drakken and Shego accidentally create an army of old people instead of teens, and Kim's Nana is one of them. Can Kim fight her own Nana?

When Señor Senior Sr. becomes disappointed in the way his son’s villainy is handled, he decides to hire a tutor to ensure his son’s success; which turns out to be Shego. Meanwhile, a hopeless Kim is stuck on Home Economics with Ron but when Ron becomes an expert chef while Kim can’t cook a single thing, Ron is chosen to help Kim out. Can Kim overcome her predicament or is this one sitch that she cannot escape from?

When Kim and Ron go to stop Drakken's latest plot, they accidentily get their brains switched between their bodies. Now they must stop Drakken's plans, and deal with each others lives.

In the spirit of the season, Drakken, Shego, Ron, and the Possible family put their differences behind them to share Christmas in the Arctic ... of course, only after several action-packed battles and confrontations.

Kim reluctantly takes on the coaching of Jim and Tim's soccer team, and is quickly overcome with competitive spirit. At the same time, Señor Senior, Sr. has similar issues coaching his son through his first "evil scheme."

When Animology sweeps over the school, Kim tries to avoid it, but she gives into the fad. Meanwhile, the Seniors start their most dangerous plot to date.

As a part of Mother's Day mother-daughter bonding, Kim and her mother Dr. Possible decide to foil Drakken's latest scheme together. Drakken, on his part, is forced to deal with the presence of his mother while he attempts to steal a batch of Syntho-Plasma.

When Kim catches a cold from her brothers before a mission, she soon discovers that it’s hard to save the world when you’re not feeling well. Dr. Drakken and Shego exploit the moment to steal a laser from the research lab Kim is guarding. However, when Kim’s sickness begins to spread, a series of events occurred that not even she could expect.

After both Kim and Drakken have been taken captive, Ron and Shego must race to rescue them from the clutches of Warmonga, Warhok, and the other invaders. All of the main characters must now band together to save the planet that they call home.

When a recent string of museum thefts appear to be tied to Ron’s favorite wrestling stars, Kim and Ron must work together in hopes of figuring out the truth and to put an end to the thefts.

Kim and Ron get a part-time job at Bueno Nacho, while Drakken and Shego start a cheese related scheme in Wisconsin

Kim takes on a mission, but she must take the Tweebs along since she promised she would baby-sit them, while Drakken begins a scheme with mind control.

Ron is sucked into the cyber game world of Everlot as he attempts to impress Zita. The whole gang duels Malcolm the Wraithmaster LotR-style, with a little help from a not-so-naked Tunnel Lord.

Ron decides to join the cheersquad, which angers Kim. Meanwhile, the countries' top scientists begin to disappear, and Kim's dad appears to be the next target.

Kim's mission look is stolen when she tries to stop Drakken, and now the entire world looks like her. This inspires Drakken's next plot that involves clones.

When Kim's parents chaperone a school ski trip, she is greatly humiliated. Meanwhile, a mad geneticist threatens the trip.

When Kim is tardy when going to class, she is sentenced to detention. Meanwhile, Drakken and Shego start their next evil plan.

Drakken kidnaps Ron when he believes he is a super genius because Ron’s schoolwork has recently been completed by a brain ray-enhanced Rufus; while Dr. Drakken attempts to figure out the source of Ron’s knowledge, it’s up to Kim and Rufus to help rescue him and foil Drakken’s scheme.

When the mysterious and creepy Nanny Maim begins reverting people into super babies and using them in a world-wide robbing spree, Kim must use her natural baby-sitting skills to save the day.

After both Ron Stoppable and shallow Camille Léon leave their beloved pets behind during a fight, Rufus and Debutante go on an adventure, playing a little game of cat and mouse, traversing continents, and finding new friends, all to find their respective owners.

When trying to save a scientist from Dr. Drakken’s secret arctic base, Kim and Ron are hit with a truth ray which forces them to speak the absolute truth about every issue. Kim soon discovers that this is a huge embarrassment while Ron is enjoying his newfound truth potential, but can they get through the day without causing themselves huge problems?

When a diamond is stolen, all the signs indicate that a Lithuanian Wolfhound breeder named Falsetto Jones is the thief. Kim and Ron enter Rufus into a dog show as a Peruvian Hairless in hopes of confronting Falsetto and getting the diamond back, though will Rufus actually be able to play the part?

Kim plans on throwing her cousin Larry a surprise birthday party, but she has to keep him busy until the party is ready. Meanwhile, Dementor enlists the help of his brother-in-law to steal Kim's battlesuit.

When Mrs. Hatchet discovers that Kim has an overdue library book, KP's cheerleading activities are suspended. Ron realizes that he lost the book, and he has to retrace his steps through the last few missions he and Kim went on to save Kim from...library lock-up!

Yori’s sensei has been kidnapped and all evidence indicates that Lord Monkey Fist is responsible for it. Yori comes to Middleton to get Ron, in which Yori and Ron head off to South America to attempt to stop Lord Monkey Fist. However, when Kim starts to grow suspicious about Yori’s sudden appearance in Middleton, she heads after them to get to get to the bottom of their predicament.

The weather outside is frightful when evil, toxically-mutated snowmen terrorize Middleton.

After discovering Hana walking on the ceiling, Kim and Ron try to get to the bottom of Hana's secrets. Meanwhile, Monkey Fist finds an ally in Yono the Destroyer as he continues his search for the "secret weapon".

Kim investigates a string of celebrity robberies, but comes up empty-handed. Meanwhile, the tweebs enter Middleton High School as freshmen. Ashley Tisdale guest stars.

Jim and Tim decide to take on the duties of the Middleton Mascot and Ron takes it upon himself to train them. Meanwhile, Drakken is broken out of prison by an alien named Warmonga.

Ron offers Wade advice on how to woo Monique, but when it backfires, the young supergenius creates a Cupid Ray. Unfortunately, the device falls into the hands of Senor Senior Senior, who uses it to help Junior seduce all the women in the world.

Kim's canon of villainous foes go hunting for Naked Mole Rat when Rufus becomes the carrier of a much-coveted micro-decoder … all while Kim is pet-sitting for Ron.

When Kim and Ron accidentally show that a stunt show is all staged, the host wants revenge. Meanwhile, the entire school thinks Kim likes Brick Flagg.

When Ron is assigned to write a paper about his hero, he decides to use Hego as his subject. While helping Hego to fight a new villain, the Mather, Ron gets zapped by a ray that causes everything he touches to explode. Now, an unexpected hero arises to save him.

To prove a point, Ron decides to eat only Bueno Nacho. Meanwhile, HenchCo is holding an auction for a molecular transducer that Kim must stop.

When Ron is trying to prove he’s old enough to not be forced to sit at the children’s table at a wedding when he realizes that his evil cousin Sean will be there, he decides to find a date so that it would prove he’s old enough to sit at the more mature tables. However, when both Ron and Kim believe they shouldn’t go together because it would be awkward, Ron decides to try to be a bad boy after he sees an episode of “Agony County” on television because he believes they get all the girls. However, when Kim and Ron go to a villain convention in order to see what is going on, Ron and Drakken inadvertently switch personalities when a machine goes awry, causing Ron to become a maniacal madman and Dr. Drakken to become a kind spirited individual, Kim realizes that a bad Ron may be more than she expected.

Kim receives an old car that she has the Tweebs fix up for her. Meanwhile, Shego and Motor Ed join forces to steal something from the space center.

Drakken hires a familiar corporate consultant to start his next plans to take over the world. Meanwhile, Ron becomes obsessed in the actuary business.

When Middleton High School participates in a student exchange program, Ron is selected to go to a school in Japan while a student named Hirotaka is chosen to come to Middleton. Ron finds out that the school he was assigned to visit is a secret ninja school while Kim and Monique eventually start crushing on Hirotaka. However, when Lord Monkey Fist steals the Lotus Blade from Ron’s sensei, it’s up to Ron to save the day; though without Kim’s help.

Ron realizes that he is not technically a man yet, but Kim tells him that he is. Meanwhile, Kim and Ron must stop a villian from stealing a special ring.

Kim, hoping not to be landed with Ron as her science project partner, instead gets a brainiac who won’t let her do anything at all. Monique gets Ron and quickly becomes exasperated by his trademark laziness. Meanwhile Drakken charms DNAmy into creating a vicious Komodo dragon.

Kim catches a nasty cold from the Tweebs, but still accepts a mission to guard a mysterious machine. After Drakken and Shego steal the device, her mother insists that she stay in bed to rest while Ron and then the Tweebs take up her duties. By the time matters are resolved, everybody on both sides of the conflict has caught the cold.

To help his son's ongoing quest to become a pop sensation, Senor Senior, Senior kidnaps the Oh Boyz band to blackmail the record company. The plan backfires when Ron winds up captured along with the group. The record executive, finding the Oh Boyz' disappearance to be a profit windfall, is in no hurry to help so Kim must find Ron and the others on her own.

When Ron gets a scare when he thinks he is getting fired, his boss suprises him by making him watch his son instead. Meanwhile, Frugal Lucre gets let out of prison, and immediately goes back to Drakken. They soon begin a new plan together, much to Drakken's disgust.

Drakken and Shego attempt to breach Area 51 with a gigantic poodle while Ron uses the attack to shoot his monster movie.