The boys get a pet in exchange for a pizza.
Officer Alvin wants to arrest a crime boss.
Trip to Europe.
The boys find an alien in the back yard.
Alvin pretends he is a robotic cop from the future.
Chipmunks go where none has gone before.
Alvin and Simon seek a pearl of wisdom.
Batmunk Simon battles Joker Alvin.
Alvin discovers a giant ape while on vacation.
Alvin's dream of being bigger becomes reality.
Scary movie; thinking cap.
Alvin fools with Simon's time machine; Simon's video wins acclaim.
A boy claims he has a personal leprechaun.
Cruise leads to the Fountain of Youth; Brittany stays on a farm.
The janitor gets a chance to sing on stage.
Theodore has a crush; Brittany becomes a quarterback.
Alvin gets a job at the local zoo so he can buy an expensive toy.
The guys aren't ready for the responsibility of caring for a puppy.
A potion makes Simon a crooner; Dave and Alvin trade places.
Shrinking experiment; modern "Sleeping Beauty."
A blow to the head gives Dave amnesia; the Chipettes play matchmaker.
Chipettes keep diaries; the gang is transported into an old detective movie.
Science experiments; family reunion.
Alvin tricks Theodore into eating a dog biscuit; Miss Miller attends a high-school reunion.
The boys adopt a kitten that meets an untimely end.
The Chipmunks parody "Peter Pan."
The boys want separate rooms; the baby sitter is scary.
Alvin has an identity crisis.
A notorious jewel thief is on the loose.
Dave grounds Alvin and takes the others to the amusement park.
When they find themselves without a TV, the Chipmunks wonder what they'll do for entertainment.
The chipmunks look for the archaeological find of the century.
The gang is in detention for knocking over Thomas Edison's statue.
The Chipmunks and Chipettes are given a detention for knocking down the school statue.
The boys seek archaeological relics in South American jungles.
The boys befriend a close friend of Michael Jackson; the boys take up strange careers.
The boys time travel to the 1950s to save their music career.
During a rock concert, Alvin loses his favorite hat.
The group is challenged to a roller derby.
Alvin and Simon dress Thordore up as a record to try to win a contest for best mascot.
Alvin uses a spy book to solve a real mystery on the Orient Express; Alvin and a rich kid compete for a girl's affections.
The Chipmunks get jobs as vendors at a baseball stadium; Alvin and Brittany run against each other for class president.
Dave drags the Chipmunks unwillingly on a camping trip; Charlatan chipmunk Harry returns and pretends to be Santa Claus.
After he is bumped on the head, Alvin believes he is an angel, and he gets into trouble with his good deeds.
The boys enter a contest so that they can win a chance to sing with Dolly Parton; Dave has a nightmare that he is getting smaller and smaller.
Alvin decides to change the Chipmunks' clean-cut image to a punkier, more rebellious one in order to gain more publicity; the Chipmunks start a singing telegraph service to help buy some golf clubs for Dave's birthday.
Alvin convinces Theodore to dress up as an alien to attract more fans, but the plan backfires; Alvin, Simon and Theodore go in search for a mother to attend their school Mother's Day picnic.
Theodore enters a wrestling exhibition and goes up against a monstrous Russian wrestler called Ivan the Terrible; the Chipmunks meet their grandparents for the first time.
The origin of the Chipmunks is revealed, including how Dave ended up with them in the first place, as well as how their musical career got started.
Alvin tells a girl that he likes that he will be performing in a TV concert that he hasn't secured; Alvin accidentally helps a jewel thief.
A charlatan chipmunk named Harry claims to be the Chipmunks' long lost uncle; the Chipmunks create a robot, but it goes berserk.
Bullies steal Dave's antique pocket watch, and the Chipmunks enlist the aid of Mr. T to retrieve it; the Chipmunks meet Brittany, Jeanette, and Eleanor for the first time.
Alvin dreams of the spirits of Christmas past, present and future.
Alvin thinks the Easter Bunny is really a chipmunk.
Alvin wants to be a member of the monster club.