1The Red Squirrel
The penguins are recruited by Buck Rockgut to help him capture the Red Squirrel.
2It's About Time
Kowalski travels back in time to prevent himself from building a time machine.
3Gator Watch
When Roger's sewer home becomes unbearable, the penguins try to find him a new home in the city.
4In The Line of Doody
The penguins must protect the zoo commissioner from Frankie the pigeon's wrath.
5Can't Touch This
The penguins try to help Randy overcomes the problems he's having at the petting zoo.
6Hard Boiled Eggy
Eggy the duckling is convinced that he can handle dangerous missions like the penguins.
7The Lost Treasure of the Golden Squirrel
It's a race against time when the whole gang competes with the Rat King to find the Lost Treasure of the Golden Squirrel, which may have a dangerous curse on it!
8Fit To Print
When the penguins realize their operation is at risk of being exposed, they attempt to destroy the evidence.
9Operation: Cooties
The penguins and Julien believe Marlene has cooties after overhearing a group of schoolchildren.
10Mr. Tux
The Amarillo Kid arrives and declares that he has a score to settle with "Mr. Tux."
11Concrete Jungle Survival
Private is ready to move up in rank within the penguin commando unit... or is he?
12Stop Bugging Me
A group of cockroaches ask the penguins for help with their exterminator problem.
13Field Tripped
The penguins become convinced that a kid on a field trip to the zoo is spying on them.
14Badger Pride
Private wants to be friends with a group of badgers... until they threaten to hurt Marlene.
15Kaboom and Kabust
When the Penguins send Rico off to help King Julien, an unlikely friendship develops between them.
16The Helmet
Julien causes chaos at the zoo when he steals Kowalski's new invention.
17Night and Dazed
The penguins accidentally launch Leonard the koala out of the zoo and into midtown Manhattan.
18The Big Squeeze
When animals begin disappearing, the penguins suspect Savio, the new boa constrictor.
19Wishful Thinking
Private tells Mort that if he throws a penny in the fountain, his wish will come true... and it works!
20April Fools
Julien goes on a pranking spree when he learns about April Fool's Day.
21Hello, Dollface
Rico desperately wants to a voice chip upgrade for his doll-girlfriend.
22Huffin and Puffin
A puffin from Skipper's past returns and tries to take over the penguins' habitat.
23Invention Intervention
After a series of gadget malfunctions, Skipper orders Kowalski to stop inventing.
24Cradle and All
When a baby stroller rolls outside the zoo, the penguins redefine the term "daycare."
25Driven to the Brink
The penguins' car seems to have a mind of its own after Rico rebuilds it.
26Friend-in-a-Box
Kowalski steals the computer chip from Mort's new video game to finish an invention.
27Work Order
The penguins must stop a contractor from completing repairs on their habitat before he destroys the world!
28Hot Ice
Two thieves stash a very expensive diamond necklace at the zoo.
29Command Crisis
When Skipper is knocked on the head, he's unable to lead the penguins on an important mission.
30Truth Ache
Private accidentally drinks Kowalski's truth serum and starts spilling the penguin's secrets to the rest of the zoo.
31The All Nighter Before Christmas
When the zoo is closed for Christmas, the animals prepare for "Kidsmas" -- their annual celebration complete with decorations, food, gifts and a visit from Santa.
32Whispers and Coups
Julien believes Maurice is plotting an overthrow and the penguins send him through basic training.
33Brush With Danger
Burt the elephant discovers a love for painting, and he's remarkably talented.
34Love Hurts
Private is smitten with the zoo nurse, but the only way he can see her is to get injured.
35The Officer X Factor
The penguins have a plan to beat the heat, but they'll need Alice out of the way.
36Brain Drain
Kowalski's attempt to super-charge his brain backfires and now he's dumber than mud.
37Right Hand Man
The lemur habitat gets a new resident, Clemson, and Julien loves to order him around.
38Danger Wears a Cape
Private finds a stack of comic books and ignores Skipper's request to destroy them.
39Operation: Break-Speare
Shakespeare in the park has inspired Private as he struts around quoting from the Bard's works.
40Rat Fink
A simple plan to have Mort spy on the rats ends up with Julien and Skipper captured.
41Kanga Management
The penguins accidentally blow up the koala habitat wall, so Leonard has to bunk up with Joey.
42King Julien For a Day
King Julien and Skipper switch places for a day, troubling everyone involved.
43Maurice At Peace
The penguins intercept a fax with catastrophic news -- Maurice has only 24 hours to live!
44Cute-Astrophe
When Private's cuteness factor tests off the charts, the penguins use it to their advantage.
45Operation: Neighbor Swap
Annoyed by the lemurs' constant music, the penguins plan to get them moved to another part of the zoo.
46All Tied Up With a Boa
The animals panic when a boa constrictor escapes from the zoo.
47Rock-a-Bye Birdie
Kowalski's invention turns Skipper into a baby, so the penguins must find a way to change him back.
48Herring Impaired
The penguins journey to the bottom of the Atlantic for preserved herring.
49A Visit From Uncle Nigel
Private's quirky Uncle Nigel pops in for a quick visit from across the pond.
50The Hoboken Surprise
After a sailing trip to the Massachusetts coast goes wrong, the penguins wind up at the Hoboken Zoo, which turns out to be a perfectly pristine paradise... or is it?
51The Return of the Revenge of Dr. Blowhole
Dr. Blowhole, the penguins' evil dolphin nemesis, returns to New York with a diabolical plan to turn them into creatures of destruction.
52Pets Peeved
The Vesuvius twins adopt Skipper and Julien, then force them to fight each other.
53Byte-Sized
Kowalski invents a group of tiny robots, which he says will protect the penguins from harm.
54Operation: Good Deed
The penguins are inspired seeing a good deed and decide to perform their own.
55When the Chips are Down
Mort and Private are sucked into a vending machine after trying to retrieve a snack.
56Time Out
Kowalski's time-stop invention falls into the wrong hands -- Julien's!
57Our Man in Grrfurjiclestan
Special Agent Rockgut contacts the penguins with a warning that Red Squirrel has brainwashed one of them.
58Gut Instinct
The animals think Julien caused old lady Gladys to slip and hurt herself.
59I Know Why the Caged Bird Goes Insane
Kowalski is laid up in the hospital, so he can't attend the invention expo, and it's driving him crazy.
60Arch-Enemy
Private accidentally steps on Dale the snail, so Dale wants some payback.
61The Big S.T.A.N.K.
Julien becomes enamored with the gigantic toilet that the penguins built, but it's all a trap!
62Operation: Antarctica
Private's heart overcomes his instinct to flee as he helps a stranded seal get back to Antarctica, and the rest of the team follow in the submarine to make sure they make it.
63The Big Move
Julien is supposed to keep quiet about the penguins' secret tunnel, be he blabs anyway.
64Endangerous Species
Kowalski tries to bring a penguin species back from extinction, but clones a Dodo instead.
65Loathe at First Sight
Skipper orders Kowalski's love ray to be put in reverse.
66The Trouble With Jiggles
When the penguins discover that Jiggles is still alive, the others start squishing it, which makes it multiply.
67Alienated
Lemmy the robot returns from Mars with a space squid.
68The Most Dangerous Game Night
Marlene plans a game night to help the zoo animals bond but it takes a terrible turn when the snacks run out.