Jack and Milton return to Seaford and discover that Rudy has opened an impressive two-story dojo in a new mall and Phil has opened a bowling alley. As they settle in, Jack and Milton receive an urgent message from Funderburk requesting their help one last time in Washington D.C.
Rudy inherits a seemingly worthless piece of land, but when Jack and Milton urge him to check it out, and they uncover a hidden gold mine. Meanwhile, Jerry helps Phil complete his bucket list.
In an attempt to emerge from under Jack's shadow, Milton, Jerry and Joan create their own highly-stylized martial arts video using special effects which lands them a gig performing at the western-themed Cactus Festival. Meanwhile, Jack and Rudy invite their rock star friend Izzy to his first base...
In an effort to impress his ex-girlfriend, Milton borrows his dad's pristine classic convertible to pull up to a senior's party in style. Meanwhile, Rudy and Jack recruit a new group of seemingly friendly bodybuilders, led by Titus, to train at the gym, but problems arise when they disregard the ...
Milton dresses up as an original superhero named Laser Blade for a hero convention and is forced into action when a real crisis arises. When Milton vows to keep his real identity under wraps to avoid the spotlight, Jerry seizes the opportunity and takes all the glory.
When Jack and Milton can't stop bickering, Rudy insists on quality bonding time via a road trip. Meanwhile, Jerry and Joan buy a storage locker where they discover a famous piece of sports memorabilia that appears to bring them good luck.
With an impending lunar eclipse, an old Seaford legend surfaces about a ghost pirate returning to seek his revenge on the wharf after a lunar eclipse 300 years ago led to his ship crashing into the shore. Jack makes it clear he doesn't believe in ghosts, but his skepticism is put to the test.
When Jack and Jerry learn that Milton is a talented magician, they use his skills to make money as entertainment at birthday parties. But when Milton's tricks fail to impress, Jack and Jerry go out on their own, with Jack performing the most dangerous trick of all time.
Seaford is celebrating the bi-centennial of the famous victory at Seaford Hill, which was nearly lost by one of Jerry's ancient relatives. But when Jerry learns that history got it wrong, he sets out to prove that his ancestor was a true war hero.
Milton and Jerry volunteer at the Seaford History Museum in an attempt to win over the same girl but when they discover the museum is being robbed and the girl of their dreams is in danger, they have to work to save her and the museum.
When Jack and Milton meet their hero, legendary daredevil Spanky Danger, they recruit him to perform a stunt in order to raise money for the troubled Seaford Aquarium's penguin exhibit.
Jack, Jerry, and Milton team up to compete in a Commando Paintball Challenge, but Jack can't whip the guys into shape. When he gets an invitation to join the reigning champs, a group of elite cadets from the Southold Military Academy, he jumps at the opportunity.
When Jerry quits his job at the bowling alley and joins Joan as a mall cop, the two are faced with the unexpected when the mayor's son is taken captive.
Milton fears his dreams of going to Oxbridge University are ruined until he meets Tom, the president of a powerful brotherhood that can help him. But when he discovers Tom has an evil agenda to steal an original Star Wars lightsaber, Milton must decide how far he is willing to go to achieve his d...
A documentary film crew from the Karate Channel comes to film a typical day in the dojo.
The gang buys a boat with money they set aside for a local charity; but they buy cheap furniture infested with termites, leaving the charity location uninhabitable!
A frustrated Jerry makes a wish that Jack never came to the dojo, and when it comes true, he sees what life would be like if Jack had never been a Wasabi Warrior.
When Kim returns from Japan her sensei, Tomo, offers Rudy the job of a lifetime! Rudy must decide if he will stay in Seaford or become a Grandmaster at Otai.