The group is trapped inside an underground lab for military experiments, and Vanessa discovers that Axel has been hiding a secret about her past Mohamad befriends a girl who doesn't fear vampires Rebecca makes a calculated play.
Commodus defeats his sister's coup but withdraws from governing, allowing other to amass power while he engages in an affair and banishes his wife.
The Germanic tribes strike as Marcus Aurelius succumbs to disease, leaving a skeptical Emperor Commodus to prosecute a war that doesn't interest him.
A disastrous grain shortage reaveals Cleander's treachery and leaves Commodus isolated, inspiring him to trains as a gladiator in a bid to unite Rome.
King Julien launches a new TV channel called Julien-Vision but quickly realizes that the kingdom only wants to watch a reality show of his own life.
After Clover is knocked unconscious, the entire kingdom plays along when she wakes up believing she's living in a make-believe storybook world.
King Julien is crazy with jealousy and throws out the kingdom's art after he is upstaged by Mort who is now the town's hottest new artist.
When Masikura convinces King Julien that the island is sinking, Julien believes building an ark is the only way to save his people.
When the Jungle Rooster keeps him up at night, Julien discovers that the Foosa have been farming chickens for food and risks his life to free them all.
Lavish imperial games at the Colosseum are highlighted by the emperor's bloody victories, but his paranoid abuses of power lead to a final betrayal.
With Julien sick and the others away on a cruise, Mort poses as king to entertain a judge from a big competition -- with disastrous results.
Julien, Clover, Mort and Maurice become music sensations overnight, but the band breaks up over Julien and Clover's non-stop fighting.
Julien hires Croc Ambassador, an etiquette expert, to teach the kingdom how to behave at a classy ball, but everyone is too uptight to party.
King Julien clones himself but things take a turn for the worse when Morticus Khan, an evil warlord, unleashes an army of Mort clones on the kingdom.
Julien is lost in the jungle and accidentally saves a Mountain Lemur named Koto who turns out to be the biggest threat the kingdom has ever faced.
After Uncle King Julien turned Pancho into a deadly killer so he could take back his throne, King Julien must save the kingdom before it's too late.
When Maurice learns that he isn't a lemur like everyone else, he sets off on a journey to find his Aye-Aye parents and sister Brosalind.
When the kingdom is overrun with refugees, Julien is shocked that an old friend Koto and his Mountain Lemur army are preparing to attack.
When Dave announces hes been invited to pitch his Hot Legs Duvet invention on Shark Tank, Ken is excited. But then he gets nervous about throwing his son into the Tank when he realizes how tough the Sharks can be. Meanwhile, Molly heads to Welltopia to intern, and Pat is so impressed that he takes her under his wing.