Exhausted by settling his lemur subject's disagreements, King Julien replaces himself with a dummy king so he can play hooky, unwittingly sparking a rebellion.
Uncle King Julien, set on reclaiming his throne, convinces Julien to go into Foosa territory. Julien creates a Foosa disguise and forces Maurice to help him.
While Julien is busy atoning for offending Maurice, Mort is busy joining a new political group…one that advocates the overthrowing of the current king.
Seeking the wisdom of the past kings, Julien is duped into believing that a pineapple contains their spirit. While this makes him happy, others in the kingdom are not so thrilled.
After stumbling upon a Monopoly-type game, members of the kingdom decide to play. As the craze catches on, everyone becomes involved in a real-world version which creates its own set of problems.
King Julien rescues an old lemur by the name of Doc Sugarfoot from a cave thought to be inhabited by the gods. After Julien takes him on as a special advisor, a power struggle for the kingdom ensues.
In an effort to claim the moon for his kingdom, Julien and his entourage blast off to the moon. Thinking they've arrived they run into an interesting guest.
Maurice reveals a book to Julien where stories of the past lemur kings are recorded. Unknown to him, Clover begins documenting his legacy with made up stories which are offensive to some.
Fulfilling his lifelong dream, King Julien opens his own nightclub, Club Moist. With Mort as his star attraction things are going great, but then the phantom appears.
Clover and Mort race to rescue their king as Julien tries to avoid the pirates' plank by showing off his prime “pirate recruit” booty moves. Meanwhile Julien's parents plan to sacrifice one of the lemurs to appease the gods.
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.