Bad weather stops King Boomer from joining King Brady as he leaves the island for good. A long-lost brother, raised by apes appears keeping it a pair of kings.

When Boomer discovers that he and Boz do not have any brotherly memories like he and Brady do, he sets out to recreate a ski-trip from his childhood. But, when Boomer finds that the land he wants to build his resort on is occupied by Yetis, he removes them from the land and attempts to teach them how to be civilized.

Brady and Boomer find a cute creature in the jungle and decide to keep it as a pet.

When one of the Kings' stunts gets Mikayla suspended, she calls them horrible bosses and quits her job to work at a fast food restaurant.

Boz decides to address Boomer's lack of survival skills and forces him to go camping.

When Boz sets out to help Boomer make his childhood dream of becoming a professional athlete come true, Boomer believes he's a natural at the dangerous island sport of Thumb War. With a chance to become a pro thumb warrior, Boomer wagers the castle and loses, only to find he's been conned by a Dark Side crook.

The boys learn about Junga Ball, a dangerous game much like basketball. when they are told they will be team captains they decide to take the offer. But, Brady becomes too bossy and Boomer creates his own team.

Feeling homesick, Boomer and Brady call Aunt Nancy and Uncle Bill to check in, but accidentally end up scaring them with their tales of Tarantula people, quick sand and giant bugs. While Aunt Nancy and Uncle Bill rush to the island to bring the twins back to Chicago, Brady is accidently stung by a dangerous Waka Waka bug. With the help of Mason and Mikayla, the kings must hide Brady's strange side effects including pumpkin head and amnesia in order to prove that the island is safe enough for the kings to stay and rule. Meanwhile, Mason has a date with a girl named Stewy.

When Boomer and Boz tarnish Mikayla’s chance of beating Mason for “Guard of the Year,” they feel guilty and secretly set out to help her by putting themselves in danger.

Boomer, jealous of the attention Boz is getting, enters the Jikki Kiki dance contest, and picks Boz as the second dancer, believing it an easy win, but when Boomer discovers that Boz is a great dancer, a rivalry develops between the two.

Boomer fears that Mikayla and Boz's budding friendship will blossom into a crush and he'll lose another brother to a Mikayla preoccupation. He gives Boz and Mikayla a Dirt Fairy potion so they'll dislike each other, but the potion is too potent and sends them into mortal combat instead.

A kid from Boz’s past arrives with a devastating secret that could ruin Boz’s reputation.

Brady gets jealous when Mikayla introduces her friend, a boy named Tristan. To impress her and make sure Tristan does not win her over, he gets Boomer to go to school with him and he tries to do everything he can to keep Mikayla and Tristan apart.

When Mason thinks Boomer's club is too rowdy, he takes over as head bouncer, but starts to keep the party out. In order to get Mason away from the club, the Kings lead him on a wild goose chase, leaving the club wide open and vulnerable to a mythical human-like sponge creature named Damone (played by WWE's "The Miz"), who absorbs everyone's confidence.

The kings are transformed into unrecognizable versions of themselves after they fall under a spell, and must dance with the fairest girls in the village to reverse their condition.

The twins must save thier island from an errupting Volcano that they awakened. To do this they must cross into the dark side of the island and find a replacement rudy which is a task imposible to do. Lanny tells the villagers that Brady and Boomer are dead so he can become the next king.

Brady and Boomer find a cute creature in the jungle and decide to keep it as a pet. But, it isn't cute for long

A pirate gives Boomer and Brady a riddle to solve that supposedly will lead them to a magical coin but the puzzle is actually a trap to ensnare the brothers so the pirate can steal the royal treasure.

Brady and Boomer want to join the Riptides, a gang famous for pulling pranks all over the island. Their final test before they will be accepted into the gang is stealing Yamakoshi; Lanny's pet fish.

Boomer falls in love with a new girl, but the girl claims to be made out of Ice. Meanwhile, Lanny sends a servant to find Mason and Mikalya.

A kid from Boz’s past arrives with a devastating secret that could ruin Boz’s reputation.

Boz's monkey antics ruin a double date.

With Kaita the Bat-Rider at large with his army of undead zombies, Mason and Mikayla use the forcefield to come up with a counter-attack against Kaita's army. Boomer and Boz also have an encounter with the ghost of their parents who encourage them to use their bond to defeat Kaita the Bat-Rider.

When Boomer and Boz find out Lanny is mad at them, they buy him his own island. But when they learn that the source of their wealth lives on that island, a gopher that produces gold, they try to get the gopher back without Lanny finding out.

The kings try to boost thier approval ratings.