The continuing adventures of Sonic the Hedgehog and his friends against evil Dr Eggman.
When Tails is injured in a battle with Doctor Eggman, Sonic holds auditions for a new sidekick to replace him. (S1, ep 1)
Can An Evil Genius Crash On Your Couch for a Few Days: While his evil lair is undergoing repairs, Dr Eggman crashes on Tails' couch and proves to be a very difficult roommate. (S1, ep 2)
Guilt Tripping: After saving a village from bandits, Sonic and Tails are coaxed into staying longer than they wanted to. (S1, ep 9)
Dude, Where's My Eggman: Orbot and Cubot wake up without a recollection of the previous day's events, and they learn that Dr Eggman is missing. (S1, ep 10)
Translate This: Tails builds a translation robot that inadvertently reveals the subtext of what everyone is saying. (S1, ep 3)
Fortress of Squalititude: Dr Eggman learns that a magazine wants to do a story on his evil lair. (S1, ep 6)
The Meteor: A meteor causes Sonic and Eggman to exchange bodies. (S1, ep 14)
Eggman turns Amy, Sticks, Tails and Knuckles into evil clones of himself. (S1, ep 8)
Circus of Plunders: In hopes of having new additions to his traveling circus, a ringmaster captures Sonic and his friends. (S1, ep 12)
Curse of the Buddy Buddy Temple: Sonic and Eggman must use teamwork and friendship in order to escape from the ancient temple they are trapped in. (S1, ep 22)
Cowbot: When Tails reprograms one of Dr Eggman's robots, it becomes a killing machine set on destroying Eggman. (S1, ep 11)
Buster: Sticks adopts a disgusting pet that annoys the rest of the gang. (S1, ep 4)
Believing that Sonic only beats him because he has better luck, Knuckles tries to run out his bad luck to reset the balance. (S1, ep 13)
Sleeping Giant: Sonic, Tails and Knuckles wake up a sleeping rock giant, who begins rampaging. (S1, ep 21)
After losing his confidence, Dr Eggman gets help from a motivational speaker and then becomes too reliant on the life coach. (S1, ep 15)
Let's Play Musical Friends: When a living computer virus takes over Dr Eggman's technology, Orbot and Cubot must defeat it in the cyber world. (S1, ep 23)
After being injured in a battle against Sonic, Egghead decides to take Sonic to court to receive justice. (S1, ep 17)
Dr Eggman's Tomato Sauce: When Dr Eggman markets his own brand of tomato sauce, the others are suspicious of possible ulterior motives. (S1 ep 18)
Sonic must give up his speed when it causes a deafening tone, but Dr Eggman may have a remedy. (S1, ep 19)
After an explosion at his evil lair sends him into a time loop, Eggman relives the same day over and over. (S1, ep 20)
How to Succeed in Evil Without Really Trying: When Tails' berry-picking machine ruins an orchard, a group of evil scientists believe Tails is one of them. (S1, ep 16)
Double Doomsday: Dr Eggman hires an intern who takes Eggman's doomsday device and is going to set it off. (S1, ep 7)
Sonic only has seven minutes to return Amy's library book. Sonic battles slow senior citizens, burger cravings and an angry Eggman. (S1, ep 24)
When Sticks insists on being the one to teach Amy survival skills, Sonic and Knuckles challenge them to a race through the jungle. (S1, ep 25)
After Sonic and the others use Eggman's technology against him, he swears off technology for good. (S1, ep 26)
Closed Door Policy: After Amy realises that Sticks is a pack rat, she forces her friend to have a garage sale. (S1, ep 31)
Curse of the Cross Eyed Moose: After seeing a cross-eyed moose, Sticks is convinced that she and her friends are cursed. (S1, ep 29)
When a cooking contest begins, Sonic and friends decide to find out which chili dog is the tastiest and strongest. (S1, ep 30)
Fairy Sticksy: After being invited to a fancy gala, Sticks admits she does not know how to behave in a ladylike manner. (S2, ep 5)
Knuckles is made mayor for one day and sends the village into chaos. (S1, ep 32)
Eggman makes a movie about his life and even tries to cast Sonic in the film. (S1, ep 33)
Battle of the Boy Bands: The guys go undercover as a boy band to prove that Amy and Sticks are being brainwashed by a pop icon. (S1, ep 39)
A Knuckles from an alternative dimension causes trouble. (S1, ep 35)
Beyond the Valley of the Cubots: Cubot and Orbot discover a group of rejected Cubot prototypes hiding away in the jungle. (S1, ep 36)
Dave the Intern inadvertently captures Dr Eggman and hijacks his robots, finally achieving villainy. (S1, ep 37)
Late Night Wars: After Knuckles replaces Comedy Chimp on the Comedy Chimp show, Comedy Chimp seeks help from Eggman to steal back the show. (S1, ep 42)
Designated Heroes: Amy and Dr Eggman bond over a tabletop figurine game called Fuzzy Puppies. (S1, ep 48)
No Robots Allowed: Because of his robots, Eggman gets into trouble with the home owner's association that has jurisdiction over his lair. (S1, ep 46)
Just a Guy: After Sonic refuses to let Mike, an average guy, take on Eggman in battle, the town turns against him for being insensitive. (S1, ep 34)
Tails' Crush: Tails is experiencing a crush. Dr Eggman has a difficult time picking up his package from the post office. (S1, ep 40)
Robot Battle Royale: Knuckles challenges Tails to enter the local robot battle in an attempt to prove that he is also an inventor. (S1, ep 45)
Blue with Envy: A cool new shrew arrives in town, threatening Sonic's status as the town's biggest hero. (S1, ep 28)
Chez Army: Amy decides to open her own restaurant which causes a rivalry with their former hang out and Dave the Intern. (S1, ep 27)
Role Models: Amy and Dr Eggman bond over a tabletop figurine game called Fuzzy Puppies. (S1, ep 49)
Fire in a Crowded Workshop: After Tails' workshop is ruined by a fire, Sonic, Knuckles, and Amy have conflicting versions of how it happened. (S1, ep 43)
Counter Productive: Knuckles tries to make amends for something he did in the past, but only manages to make things worse. (S1, ep 51)
Bro-Down Showdown: Sonic and Knuckles enter a best friend game show to win a new couch for Amy, but the show pairs Sonic up with Eggman. (S1, ep 41)
Fuzzy Puppy Buddies: Because of his robots, Eggman gets into trouble with the home owner's association that has jurisdiction over his lair. (S1, ep 47)
Cabin Fever: Winning an award for being role models comes at a price for Sonic and the gang, as it keeps them from doing their jobs as heroes. (S1, ep 50)
In yet another diabolical plan, Dr Eggman decides to band together with all of Sonic's enemies. (S1, ep 52)