A single father experiences the trials and tribulations of raising a group of young chipmunks who are also famous rock stars touring the world with their best friends, the Chipettes.
When the Chipmunks take in a stray dog, they are forced to keep the puppy hidden from Dave, who will not allow pets. (S2, ep 1)
The Chipmunks take in a stray dog, but must keep the puppy hidden from Dave in 'Dog Days', then in 'Dragon Dad', Theodore orders a dragon egg in the hopes of it hatching into a real dragon. (S2, ep 1)
Theodore orders a dragon egg in the hopes of it hatching into a real dragon. (S2, ep 2)
Alvin helps the mathletes stand up to the school bullies in 'Members Only', then in 'The New Kid', Alvin befriends a lonely new kidl, but the new student may not be who he says he is. (S2, ep 2)
Alvin helps the 'mathletes' stand up to the school bullies, but in the process they become bullies themselves. (S2, ep 3)
When Alvin makes fun of Simon's magic act, Simon challenges him to a magic duel in 'Simon the Superb', then in 'The Sub', Alvin reluctantly signs up to teach the after school music class. (S2, ep 3)
Alvin befriends a lonely new student, but Theodore learns something about him. (S2, ep 4)
The Chipmunks have 48 hours to help Jeanette make a film in 'Lights Camera Uh-Oh', then in 'Wax Dave', The Chipmunks fear Dave is in love with a woman who wants to turn him into a statue! (S2, ep 4)
When Alvin signs up to teach an after-school music class, he is treated differently by his classmates. (S2, ep 5)
Alvin makes fun of Simon's magic act, so Simon challenges him to a magic duel. (S2, ep 6)
Alvin notices Brittany being nice to him in 'Brittany the Body Snatcher', and in 'Agent Smith', to earn a job on the school newspaper, Alvin helps Simon uncover the biggest story ever seen. (S2, ep 5)
Alvin dresses Theodore like a baby to impress the girl of his dreams in 'Baby Whisperer', then in 'Let's Make A Deal', making a present for Dave, Alvin creates a snowball effect of chaos. (S2, ep 6)
Simon creates a Super Hero costume for a convention he's attending in 'Munk Man', and in 'Ride Along', when Alvin's bicycle is stolen, he joins forces with Officer Dangus to solve the case. (S2, ep 7)
Simon tries to earn a job on the school newspaper by proving that his teacher may be a secret agent. (S2, ep 8)
The Chipmunks follow Dave and discover he's fallen in love with a woman who wants to turn him into a wax statue. (S2, ep 7)
Alvin begs Dave to spend a weekend alone with him in 'Alvin's Wild Weekend', then in 'For Whom the Bell Tolls', a hypnotist accidentally turns Simon into a bumbling fool! (S2, ep 8)
Alvin begs Dave to spend a weekend alone with him in 'Alvin's Wild Weekend', then in 'For Whom the Bell Tolls', a hypnotist accidentally turns Simon into a bumbling fool! (S2, ep 8)
When the Chipmunks set out to help Jeanette make a student film, they have different ideas about the project. (S2, ep 9)
Alvin gets a device that let's him listen in on everyone's conversations in 'iHear', and in 'Switch Witch', the Halloween candy disappears and perhaps the culprit is the Switch Witch. (S2, ep 9)
When Brittany is nice to Alvin, he becomes convinced that aliens have taken over her body. (S2, ep 10)
Alvin accidentally clones himself in 'Double Trouble', then in 'Liar Liar', Alvin tells a small lie that quickly turns into a huge disaster, dragging everyone into his tangled web. (S2, ep 10)
Chaos ensues when Alvin promises too many favours in order to make a special present for Dave. (S2, ep 11)
Brittany is preparing a class speech on inner beauty in 'Suck Toad', then in 'Secret Admirer', Alvin believes that Kevin has a secret crush on one of the Chipettes. (S2, ep 11)
Alvin dresses Theodore up like a baby in order to impress the girl of his dreams. (S2, ep 12)
Alvin encourages Simon to write a frank email in 'Un-send!', then in 'The Orb', when Simon notices that Theodore has a hard time saying no, he creates the "No-Buddy". (S2, ep 12)
Alvin joins forces with Officer Dangus to solve the case when his bicycle is stolen. (S2, ep 13)
Alvin and Simon argue over who is the real hero when Simon creates a superhero costume for a convention. (S2, ep 14)
The Principal's cat goes missing in 'The Music Box', then in 'Special Delivery', Theodore's been mistakenly mailed off in a box, so Simon and Alvin have to get him home. (S2, ep 13)
When Alvin finally pushes Miss Smith too far, she quits in 'Missing Miss Smith', then in 'Monster Madness', Alvin and Simon tease The Chipettes about being scared by a movie. (S2, ep 14)
After Alvin begs Dave to spend a weekend alone with him, Dave gets sucked into a series of adventures. (S2, ep 15)
The Chipettes set out to prove that being a superhero isn't just a guy thing in 'Super Girls', then in 'Held Back', Alvin must pass his next test, or be separated from his brothers. (S2, ep 15)
For Whom the Bells Tolls: A hypnotist accidentally turns Simon into a fool before he's supposed to participate in an academic contest. (S2, ep 16)
Alvin decides to host the coolest paintball party in 'It's My Party', then in 'Keeping up with the Humphries', the boys feel pressure to keep up with their nemesis Bocarter. (S2, ep 16)
Alvin gets a device that allows him to listen in on everyone's conversations. (S2, ep 17)
A new boy band tries to steal the spotlight in 'We're the Chipmunks', then in 'Save the Dance', the Principal gives Alvin & Derek an ultimatum - if they fight, the dance will be cancelled. (S2, ep 17)
When the children's Halloween treats disappear, they are convinced the culprit is the Switch Witch. (S2, ep 18)
Brittany is hurt before a major school event in 'The Temp', and in 'Parent Trap', Bocarter's father helps him with his class project, so Alvin gets Dave's help, bringing heated competion. (S2, ep 18)
Alvin sneaks into Simon's lab and accidentally clones himself. (S2, ep 19)
Theodore struggles to do good deeds in 'Knights', and then in 'Snake Charmer', Alvin and Simon create a fake snake to help Dave get over his fear of snakes. (S2, ep 19)
Alvin tells a small lie that quickly turns into a huge disaster. (S2, ep 20)
Brittany and the girls release a video that Alvin, Simon, and Theodore can't top in 'Viral', and in 'Brothers of Dagarack', Simon asks Alvin and Theodore not to see a new movie without him (S2, ep 20)
While Brittany is preparing a class speech on inner beauty, an endangered species makes its home on her face. (S2, ep 21)
Alvin borrows Simon's invisibility suit in 'Overlooked', and in 'Wish Upon a Star', when Theodore makes a wish, the Chipmunks try to learn what it is, so that they can make it come true. (S2, ep 21)
The Secret Admirer: Alvin thinks that Kevin has a secret crush on one of the Chipettes, so the girls try to let Kevin down gently by being annoying. (S2, ep 22)
Jeanette decides to plant a garden on the school grounds in 'Jeanette's Secret Garden', then in 'Treasure Hunt', the Chipmunks set off in search of lost treasure. (S2, ep 22)
Alvin encourages Simon to write an email to vent about his demanding professor, and the email accidentally gets sent. (S2, ep 23)
The Chipmunks help mend a friendship in 'Summer Camp', and in 'Blabber Mouth', Alvin thinks that Theodore has cursed him to never lie again, and can't help himself from blabbing the truth. (S2, ep 24)
Simon notices that Theodore has a hard time saying no, so he creates the 'No-Buddy' to help him. (S2, ep 24)
Alvin and Brittany give wildly differing versions of why the fire alarm went off in 'He Said She Said', then in 'Attack of the Zombies', Alvin and Theodore try to protect their loved ones. (S2, ep 23)
When the principal's cat goes missing, Theodore gives her a music box that he found in Dave's desk to cheer her up. (S2, ep 25)
Jeanette and Alvin swap places in 'Wacky Wednesday', and in 'The Chipmunk and the Catfish', feeling sad for Chessy on Valentine's day, Theodore creates an alias and pretends to be a girl. (S2, ep 25)
When Simon and Alvin realise that Theodore has been mailed off in a box, they must do whatever it takes to get him back before dinner. (S2, ep 26)
Alvin and Brittany are convinced Simon has vanished back in time in'Time Flies', and in 'Prank Calls', a prank call by Alvin gets out of hand when someone vows to track him down! (S2, ep 26)
Alvin tries to get Miss Smith to come back after he pushes her too far and she quits. (S2, ep 27)
Alvin and Simon tease the Chipettes about being scared by a movie, so the girls release a video of the boys, terrified while watching the film. (S1, ep 28)
The Chipettes set out to prove to Alvin and the others that being a superhero is not just for boys. (S2, ep 29)
When Alvin learns that he might be held back a year, he plots to make Simon and Theodore fail as well so they can all stay together. (S2, ep 30)
Alvin decides to host a cool paintball party at his house for Kevin. But how will they get it past Dave? (S2, ep 31)
The boys feel pressure to keep up with their nemesis when Bocarter boasts about having the most powerful computer. (S2, ep 32)
The Chipmunks must compete in a battle of the bands when a new boy band emerges and attempts to steal the spotlight. (S2, ep 33)
The principal threatens to cancel the school dance if Alvin and Derek are caught fighting again. (S2, ep 34)
When Brittany hurts her foot before a major school event, Jeanette takes her place as the principal's assistant. (S2, ep 35)
When Bocarter's father helps him with his class project, Alvin enlists Dave's help, locking the families in a heated competition. (S2, ep 36)
After learning about chivalry, Theodore wants to become a knight and help people. (S2, ep 17)
Alvin and Simon create a fake snake to help Dave get over his fear. What will happen when Dave encounters a real snake? (S2, ep 38)
After Brittany and the girls release a video that goes viral, Alvin, Simon and Theodore try to top it. (S2, ep 39)
Alvin borrows Simon's latest invention, an invisibility suit, only to get trapped when the zipper gets stuck. (S2, ep 41)
After Theodore wishes on a shooting star, the Chipmunks try to learn what the wish is, so they can make it come true. (S2, ep 42)
When Alvin finds an old treasure map in Miss Croner's basement, the Chipmunks set off in search of lost treasure. (S2, ep 44)
Jeanette decides to plant a garden on the school grounds, but Bocarter manages to install vending machines instead. (S2, ep 43)
Convinced a zombie invasion is imminent, Alvin and Theodore go all out in an attempt to protect their loved ones. (S2, ep 46)
The Chipmunks help an owner fix up his run-down summer camp, and his broken relationship with his brother. (S2, ep 47)
Alvin and Brittany give Miss Smith wildly different versions of why the fire alarm went off at the school. (S2, ep 45)
When one of Simon's inventions malfunctions, Jeanette and Alvin switch places and now each must live as the other. (S2, ep 48)
Alvin can't help himself from blabbing the truth and is convinced that Theodore has cursed him to never lie again. (S2, ep 49)
Feeling sorry for Chessy on Valentine's Day, Theodore creates a fake alias online and pretends to be a girl. (S2, ep 50)
A prank call by Alvin gets out of hand when the person on the other end of the line vows to track him down. (S2, ep 51)
Alvin and Brittany are convinced Simon has vanished back in time and go all out in an attempt to bring him back. (S2, ep 52)