Julian and Maurice quarrel over a camera, but Maurice soon disappears, and Julian needs to find him.
The penguins decide to take a trip to the moon because they are disturbed by Julian's annoying presence.
The penguins investigate a frightening noise that causes Marleen to panic.
Mort's plush dolls become very popular, which makes Julian jealous.
The animals get promises for bribes to celebrate King Julien's Day, but the day passes and no one enjoys it except the king.
Marlene finds a lost egg and asks the penguins to look after it, much to King Julien's jealousy.
Marlene finds a lost egg and tells the penguins to keep their eyes on it.
Julian begins to make fun of Skipper when he refuses to compete against the lemurs in a flag-catching competition, until Skipper finally agrees to participate.
The penguins compete against the lemurs in a flag-catching contest.
Zoo officials install webcams in order to bring in new visitors, and Private accidentally becomes an online sensation.
When King Julien's cherished crown gets lost because of Skipper, the penguins embark on a risky adventure to the sewer to get it back.
Marlene heads out to see the zoo's latest animal, and mysteriously vanishes.
Maurice replaces an ailing Julien, but proves to be a worse ruler.
The penguins and the lemurs race off around the zoo with cars and zoo carts.
Alice forces Rico to drink a liquid to prevent him from throwing up after he swallows a bomb about to explode.
The penguins fail to find their favorite snack, and must find a new way to supply it.
The penguins try to get their hands on fresh fish after being fed imitation fish cakes.
The penguins take part in a hockey match with sewer mice to see who controls the icy habitat.
Skipper is afraid of needles, and runs away to avoid taking a shot from the vet.
Julien begins to act kindly after Phil and Mason trick him into believing that the holy spirits are angry at him.
Mort is exposed to ultra-high radiation, increases in size exponentially, and develops supernatural powers.
Marlene discovers that her new roommate has bad manners.
Rico finds a fortune cookie, but has a day full of misfortune.
An alien robot is sent to study the behavior of lemurs, but Skipper kidnaps him, thinking he can teach him more valuable skills.
Roger the Crocodile turns to the penguins to help him ward off the mice that terrorize him.
As Private spots a flying orca, he warns everyone about the threat, while Julien seeks the help of Joey the kangaroo to stop the danger.
Marlene shows her wild side the moment she leaves the zoo.
The penguins try to keep their stray cat friend, Max hidden from the animal control officer, Officer X.
Phil seeks romantic advice on how to win the heart of a monkey named Lulu.
The penguins try to get rid of a scientist who wants to capture them, and ask the lemurs for help.
Rico waits to be rewarded for his good deeds, but instead finds himself trying to escape the animal control officer.
The raccoon channels his inner Robin Hood by stealing from the penguins to give to the less fortunate animals.
Julien is cursed by a baboon and loses his ability to dance.
The animals cause riots after a power outage, prompting Julien to enact a law of the jungle policy.
Skipper heads to the vet for treatment after being wounded, and the rest believe he turned into a zombie.
The penguins try to get rid of a wasp hive without getting stung.
Julien exiles Mort and Maurice away from home, so the two decide to throw a party and not invite him.
As a small frog called Barry moves to the zoo, he turns out to be more dangerous than he appears to be.
Mason moves in with the penguins after an argument with Phil.
A DNA test identifies Skipper as a female, causing Skipper to have an identity crisis.
Bert the Elephant asks the team of penguins to help him sneak out of the zoo.
Marlene goes on a date with Fred the chipmunk after they are brought together by Kowalski's matchmaking machine.
The penguins produce advertisements to encourage people to come to the zoo instead of watching TV.
A snakehead fish threatens everyone in the duck pond, so Skipper decides to intervene and solve the matter
Kowalski accidentally makes a living gelatinous cube which he befriends, but it soons becomes out of control.
A smitten Skipper invites a wounded falcon, Kitka, to recover, but his friends are scared for their lives.
Private is jealous when Mort is chosen to be the cover of the annual zoo brochure.
Dr. Blowhole comes out for revenge, and holds Julien hostage, so the penguins set out to stop his evil plot.