After Tails gets injured during a battle against Eggman, Sonic, fearing for his safety, fires him and holds auditions for a new sidekick.

Eggman moves in with Sonic and Tails while his fortress is under repairs. While there, he drives Sonic and Tails to the breaking point with his annoying traits.

Tails builds a translator robot with the unintentional ability to read minds. His friends are not impressed.

When Sticks' friends tell her to be nicer to (non-anthropomorphic) animals, she becomes attached to a slime-belching robot dog named Buster.

After being invited to a fancy gala, Sticks admits she does not know how to behave like a lady.

Amy decides to accept Eggman's invitation to design his lair for a magazine cover.

Eggman hires a new intern to help out around the base, unaware of the intern's true desire.

Eggman makes evil cookies to turn Sonic into his lackey, but instead, gets all his friends to work with to destroy Sonic.

Sonic and Tails rescue some villagers from bandits, but can't get away from the village thanks to all the guilt being thrown onto them.

Cubot and Orbot wake up with no memory of the last day and no trace of Eggman around anywhere.

When Tails reprograms one of Dr. Eggman's robots, it becomes a killing machine set on destroying Eggman.

In hopes of having new additions to his traveling circus, a ringmaster captures Sonic and his friends.

Knuckles feels that the only reason Sonic always bests him is that Sonic has better luck. So, Knuckles tries to run out his bad luck and reset the luck balance of the universe by constantly putting himself in harm’s way.

A meteor causes Sonic and Eggman to exchange bodies.

After losing his confidence, Dr. Eggman gets help from a motivational speaker, and then becomes too reliant on the life coach.

When Tails' orchard picking machine runs amok, a group of evil scientists believe Tails is one of them.

After being injured in a battle against Sonic, Egghead decides to take Sonic to court to receive justice.

When Dr. Eggman markets his own brand of tomato sauce, the others are suspicious of possible ulterior motives.

Sonic must give up his speed when it causes a deafening tone, but Dr. Eggman may have a remedy.

After an explosion at his evil lair sends him into a time loop, Eggman relives the same day over and over. He must convince Sonic and the gang to help him fix this time anomaly.

Sonic, Tails and Knuckles wake up a sleeping rock giant who begins rampaging.

Sonic and Eggman must use teamwork and friendship in order to escape from an ancient temple.

Orbot and Cubot must defeat a living computer virus in the cyber world.

Sonic realizes he has 7 minutes to return Amy's library book and ends up racing the clock, as he battles slow senior citizens, burger cravings, and an angry Eggman.

Sonic and Knuckles compete against Amy and Sticks to win a race through the jungle.

After Sonic and the others use Eggman's technology against him, he swears off technology for good; Lightning Bolt Society unleashes an attack.

Amy decides to open her own restaurant which causes a rivalry with their former hang out and Dave the Intern.

A cool new shrew arrives in town, threatening Sonic's status as the town's biggest hero.

After Sticks encounters a cross-eyed moose, she and her friends set out to find a mystical marmoset to remove the curse.

Sonic and friends hold a contest to find out which chili dog they like the most.

Amy forces Sticks to have a garage sale, but accidentally sets free a horde locked in her burrow.

Knuckles assumes temporary mayorship of the town, but passes too many laws, causing conflict in the town.

Eggman creates a film concerning his and Sonic's rivalry.

After Sonic calls Mike "a normal guy", Amy sets up a seminar to help him develop a more sensitive attitude.

In an alternate dimension, Knuckles is the smart leader of the team, but an accident causes him to end up in the normal dimension.

When Orbot and Cubot discover a group of rejected Cubot prototypes hiding in the jungle, they seek the help of Sonic and Tails to protect them from Eggman.

Dave the Intern inadvertently takes down Eggman and becomes a true vilain.

Eggman attacks during New Year's Eve with his slow-motion machine.

The guys go undercover as a boy band to prove that Amy and Sticks are being brainwashed by a pop icon.

Tails is experiencing a crush; Dr. Eggman has a difficult time picking up his package from the post office.

Sonic and Knuckles enter a best friend game show to win a new couch for Amy, but the show pairs Sonic up with Dr. Eggman.

After inadvertently becoming a popular celebrity, Knuckles takes over Comedy Chimp's late-night show.

Sonic, Knuckles and Amy seemingly start a fire in Tails' workshop trying to help an injured Perci, with each telling different interpretations of the story.

Sonic is accused of stealing a particle accelator from Eggman at first, then everyone starts accusing him of stealing their stuff too. Sonic then searches for the real culprit.

Tails and Knuckles participate in a robot fighting tournament after Knuckles sees himself as an inventor.

Faced with eviction by the homeowner's association, Eggman must convince them that there are no robots in his lair.

Amy and Eggman bond over a tabletop figurine game called Fuzzy Puppies.

Eggman tricks Team Sonic into committing his evil plan for him.

Sonic and friends must change their behavior in order to set a better example for the children of the village.

A severe storm forces Sonic and his friends to all take shelter at Amy's house for the night.

Knuckles befriends a local archaeologist, but his own incompetence jeopardizes his attempts to be of assistance.

Eggman gathers all of the island's villains to defeat Sonic once and for all.