68 episodesFirst aired 13 March 2010
E1Mar 201022m
The penguins are recruited by Buck Rockgut to help him capture the Red Squirrel.
E2Mar 201012m
Kowalski travels back in time to prevent himself from building a time machine.
E3May 201012m
When Roger's sewer home becomes unbearable, the penguins try to find him a new home in the city.
E4May 201012m
The penguins must protect the zoo commissioner from Frankie the pigeon's wrath.
E5Jun 201012m
The penguins try to help Randy overcomes the problems he's having at the petting zoo.
E6Jun 201012m
Eggy the duckling is convinced that he can handle dangerous missions like the penguins.
E7Apr 201024m
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!
E8Jul 201012m
When the penguins realize their operation is at risk of being exposed, they attempt to destroy the evidence.
E9Jul 201012m
The penguins and Julien believe Marlene has cooties after overhearing a group of schoolchildren.
E10Jul 201012m
The Amarillo Kid arrives and declares that he has a score to settle with "Mr. Tux."
E11Jul 201012m
Private is ready to move up in rank within the penguin commando unit... or is he?
E12Sept 201012m
A group of cockroaches ask the penguins for help with their exterminator problem.
E13Sept 201012m
The penguins become convinced that a kid on a field trip to the zoo is spying on them.
E14Sept 201012m
Private wants to be friends with a group of badgers... until they threaten to hurt Marlene.
E15Sept 201012m
When the Penguins send Rico off to help King Julien, an unlikely friendship develops between them.
E16Sept 201012m
Julien causes chaos at the zoo when he steals Kowalski's new invention.
E17Sept 201012m
The penguins accidentally launch Leonard the koala out of the zoo and into midtown Manhattan.
E18Sept 201012m
When animals begin disappearing, the penguins suspect Savio, the new boa constrictor.
E19Oct 201012m
Private tells Mort that if he throws a penny in the fountain, his wish will come true... and it works!
E20Oct 201012m
Julien goes on a pranking spree when he learns about April Fool's Day.
E21Oct 201012m
Rico desperately wants to a voice chip upgrade for his doll-girlfriend.
E22Oct 201012m
A puffin from Skipper's past returns and tries to take over the penguins' habitat.
E23Oct 201012m
After a series of gadget malfunctions, Skipper orders Kowalski to stop inventing.
E24Oct 201012m
When a baby stroller rolls outside the zoo, the penguins redefine the term "daycare."
E25Oct 201012m
The penguins' car seems to have a mind of its own after Rico rebuilds it.
E26Oct 201012m
Kowalski steals the computer chip from Mort's new video game to finish an invention.
E27Nov 201012m
The penguins must stop a contractor from completing repairs on their habitat before he destroys the world!
E28Nov 201012m
Two thieves stash a very expensive diamond necklace at the zoo.
E29Nov 201012m
When Skipper is knocked on the head, he's unable to lead the penguins on an important mission.
E30Nov 201012m
Private accidentally drinks Kowalski's truth serum and starts spilling the penguin's secrets to the rest of the zoo.
E31Dec 201024m
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.
E32Jan 201112m
Julien believes Maurice is plotting an overthrow and the penguins send him through basic training.
E33Jan 201112m
Burt the elephant discovers a love for painting, and he's remarkably talented.
E34Feb 201112m
Private is smitten with the zoo nurse, but the only way he can see her is to get injured.
E35Feb 201112m
The penguins have a plan to beat the heat, but they'll need Alice out of the way.
E36Feb 201112m
Kowalski's attempt to super-charge his brain backfires and now he's dumber than mud.
E37Feb 201112m
The lemur habitat gets a new resident, Clemson, and Julien loves to order him around.
E38Mar 201112m
Private finds a stack of comic books and ignores Skipper's request to destroy them.
E39Mar 201112m
Shakespeare in the park has inspired Private as he struts around quoting from the Bard's works.
E40Mar 201112m
A simple plan to have Mort spy on the rats ends up with Julien and Skipper captured.
E41Mar 201112m
The penguins accidentally blow up the koala habitat wall, so Leonard has to bunk up with Joey.
E42Mar 201112m
King Julien and Skipper switch places for a day, troubling everyone involved.
E43Mar 201112m
The penguins intercept a fax with catastrophic news -- Maurice has only 24 hours to live!
E44Apr 201112m
When Private's cuteness factor tests off the charts, the penguins use it to their advantage.
E45Jun 201112m
Annoyed by the lemurs' constant music, the penguins plan to get them moved to another part of the zoo.
E46Jun 201112m
The animals panic when a boa constrictor escapes from the zoo.
E47Jun 201112m
Kowalski's invention turns Skipper into a baby, so the penguins must find a way to change him back.
E48Jun 201112m
The penguins journey to the bottom of the Atlantic for preserved herring.
E49Jun 201112m
Private's quirky Uncle Nigel pops in for a quick visit from across the pond.
E50Aug 201124m
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?
E51Sept 201146m
Dr. Blowhole, the penguins' evil dolphin nemesis, returns to New York with a diabolical plan to turn them into creatures of destruction.
E52Sept 201112m
The Vesuvius twins adopt Skipper and Julien, then force them to fight each other.
E53Sept 201112m
Kowalski invents a group of tiny robots, which he says will protect the penguins from harm.
E54Oct 201112m
The penguins are inspired seeing a good deed and decide to perform their own.
E55Oct 201112m
Mort and Private are sucked into a vending machine after trying to retrieve a snack.
E56Oct 201112m
Kowalski's time-stop invention falls into the wrong hands -- Julien's!
E57Oct 201112m
Special Agent Rockgut contacts the penguins with a warning that Red Squirrel has brainwashed one of them.
E58Oct 201112m
The animals think Julien caused old lady Gladys to slip and hurt herself.
E59Oct 201112m
Kowalski is laid up in the hospital, so he can't attend the invention expo, and it's driving him crazy.
E60Nov 201112m
Private accidentally steps on Dale the snail, so Dale wants some payback.
E61Nov 201112m
Julien becomes enamored with the gigantic toilet that the penguins built, but it's all a trap!
E62Jan 201224m
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.
E63Jan 201212m
Julien is supposed to keep quiet about the penguins' secret tunnel, be he blabs anyway.
E64Jan 201212m
Kowalski tries to bring a penguin species back from extinction, but clones a Dodo instead.
E65Feb 201212m
Skipper orders Kowalski's love ray to be put in reverse.
E66Feb 201212m
When the penguins discover that Jiggles is still alive, the others start squishing it, which makes it multiply.
E67Mar 201212m
Lemmy the robot returns from Mars with a space squid.
E68Mar 201212m
Marlene plans a game night to help the zoo animals bond but it takes a terrible turn when the snacks run out.