A favorite toy of Theodore's is lost on a rafting trip but then mysteriously shows up at the house, and it's alive.
When the boys send Dave's DNA sample to a testing lab the results show he's related to Jack The Ripper.
Miss Croner attempts to help Theodore discover his true calling in life
Jeanette is suddenly the clumsiest person on the planet. Is there something wrong with her - or her new glasses?
Theodore gets roped into doing Alvin's babysitting sitting job with a spoiled four year old.
Kevin agrees to be Alvin's assistant to get closer to the music industry, but ends up running errands instead.
When Theodore discovers Alvin and Simon have a secret club, he promises not to tell anyone if they let him join.
Dave promises to take Alvin to a water park if he gets a good grade on his test, but then a crow steals it.
When Alvin accuses Simon of being too safe, Simon agrees to do whatever crazy thing Alvin wants him to do.
A cute singing bird replaces Alvin in the band after Alvin makes too many demands as a performer.
When pirates show up at the house, the boys do all they can to protect a treasure chest that arrived for Dave.
The Chipmunks and Chipettes compete to set a world record in hopes of winning a new virtual reality game.
When Alvin talks Dave into buying a used tour bus, Dave has no idea of the problems ahead.
Alvin signs the Chipmunks up for a game show that forces losing contestants to perform dangerous stunts.
When Alvin accuses Dave of yelling at him too much, A therapist moves in to help Dave control his anger.
When the school digs up an old high school time capsule, Miss Smith and Dave work together to keep an old secret.
The Chipmunks and Chipettes compete in a dodgeball tournament, but no one expects Theo to be their secret weapon.
The Chipmunks find a shack that magically fills with toys and games, but something more sinister may be afoot.
After a misunderstanding, Theodore thinks he's the oldest brother and tries to be a role model for Alvin and Simon.
Alvin makes Theodore think he's a mini-golf pro, but it turns against him when Theo enters a tournament.
Dave thinks he's been nominated for a Grammy. But it's really an award for musicians at the end of their career.
Alvin and Kevin fake sick to get out of school so they can go to the Dagarack convention.
A visiting reporter tells the Chipmunks a horror story that makes them believe that Dave is in danger.
Annie and Amber organize a surprise birthday party for Brittany, but find themselves competing against Eleanor and Jeanette.
Theodore helps Simon get past his perfectionism in order to complete an assignment for art class.
Simon has a crush on the babysitter and secretly prepares a romantic dinner while Theodore keeps Alvin distracted.
To land the lead role in a play, Alvin wagers Brittany that he can remain in character as a shoe cobbler.
When Brittany becomes convinced she's a long lost princess she carries her new royal status a little too far.
Coach Dobkins kicks Cheesy and Theodore off the track team for being slow, but Theodore is determined to compete.
To celebrate “World Day” and win a trip, the Chipmunks each get a country to represent for a school presentation.
Theodore develops an allergy to an unknown ingredient.
The chipmunks are sent home from school due to a lice outbreak; Dave has to teach them as they work on their assignments
A wild party is planned by Derek when the brothers are set to be home alone for the weekend.
Theodore is hit by lightning and believes he's like his comic book hero, until he's told he's actually a villain.
The boy's disobey Dave's order to not play a dangerous game then have to hide their injuries when they get hurt.
The school newspaper has a sudden increase in sales when a gossip column appears poking fun at other students.
Jeanette and the Chipmunks try to rescue a chimpanzee Bocarter keeps in a cage.
No episode synopsis available.
No episode synopsis available.
No episode synopsis available.
No episode synopsis available.
No episode synopsis available.
No episode synopsis available.
No episode synopsis available.
No episode synopsis available.
No episode synopsis available.
No episode synopsis available.
No episode synopsis available.
No episode synopsis available.
Alvin really wants to play with Simon's robot Gizmo. Simon refuses. Since he wants to go on a trip, he gives Gizmo Jeanette to be on the safe side. But it's useless: Alvin gets the little robot anyway.
Alvin is terribly bored and blames Dave for his boredom. The latter believes that Alvin cannot deal with himself and takes the cell phone from him.
