When arch-nemesis, Dr Blowhole kidnaps King Julien and threatens to melt the Arctic Circle, the Penguins have to stop him, but they walk into a clever trap.
Private is upset when Mort is chosen to be the cover animal for the zoo's brochure.
When a beautiful falcon crash-lands in the zoo, Skipper insists that she stays.
Kowalski accidentally creates a living blob of jelly... with a big appetite.
When a giant fish terrorizes the duck pond, Skipper leads a mission to eliminate the menace.
The animals make a commercial to promote the zoo after a new TV channel renders them obsolete.
Marlene catches a glimpse of Fred the squirrel and falls in love at first sight.
Burt the elephant asks the penguins to help him break out of the zoo.
Skipper has an identity crisis when Alice mentions that one of the penguins is actually female.
After a fight, the penguins show Mason and Phil how much they need each other.
A tiny frog with a nasty attitude moves to the zoo and starts terrorizing the other animals.
After a mishap with Julien, Maurice and Mort are banished from his kingdom.
Some unfriendly hornets make plans to sting anyone who enters the zoo.
The other penguins fear that Skipper has become a zombie after a visit to the vet.
A zoo blackout elevates King Julien's delusional rulership ideas to a whole new level.
Julien is horrified when the baboons' dance routine is getting more attention than his own.
A mysterious bandit is robbing the zoo animals of their beloved possessions.
A girl loses her doll at the zoo, and Rico is convinced to give up his own doll to replace it.
The penguins must ditch the watchful eye of a nosey scientist before he stumbles upon all their secrets.
Phil tries to win the heart of a visiting chimpanzee named Lulu.
Officer X of New York City's animal control is after Max, the penguins' stray cat friend.
When Marlene sets foot outside of captivity, she snaps and becomes a feral beast.
A giant balloon float of a killer whale haunts Private.
The rats have been terrorizing Roger the alligator, so he comes to the penguins for help.
When a robot is sent to the zoo to learn from Julien, the penguins set out to retrain it.
Rico ignores a freaky fortune from his cookie, but Julien thinks Rico needs to believe in the superstition.
Marlene's can't stand her new roommate, so she asks the penguins to help get rid of her.
Mort quadruples in size after being exposed to Kowalski's super-ray.
When a solar eclipse occurs, Julien is tricked into thinking it's his fault.
When the vet rounds up the penguins to give them a shot, Skipper's fear of needles takes over.
The sewer rats challenge the penguins to a game of ice hockey.
The penguins aren't happy when their fish supplies are replaced by imitation fish cakes.
When the penguins lose access to their favorite snack, Skipper and crew leap into action to find a new supply.
The penguins and lemurs face off in a winner-take-all race around the zoo.
After Rico ingests a strange liquid, he discovers he can no longer regurgitate items from his belly.
Maurice is left in charge when Julien is carted off to the zoo infirmary.
Marlene goes to greet the mysterious new animals... then promptly disappears.
Skipper accidentally causes King Julien to lose his beloved crown. Now the penguins go on a dangerous mission to retrieve the crown from the sewer.
When the zoo installs web cams to bring in new visitors, Private accidentally becomes an Internet star.
Julien can't take Mort's obsessive feet touching, so he exiles Mort from the lemur habitat.
Julien challenges the penguins to play Capture the Flag, but the lemurs win every time.
When Skipper steals Julien's radio batteries, a wild chase gets them stuck in a kangaroo pen.
Marlene discovers a lost egg and thinks the Penguins would be perfect egg watchers.
Maurice bribes the animals with candy so they'll celebrate "King Julien Day."
The popularity of stuffed Mort dolls causes Julien to sabotage the toys, prompting a recall.
The penguins leap into action when a spooky noise frightens Marlene.
Frustrated by their obnoxious lemur neighbors, the penguins decide to take a vacation... to the moon.
Julien and Maurice fight over a camera that fell from the sky.
