Using the band's "emergency fund," Murray organizes a warm-up tour in preparation for a big gig in Central Park. At an airport bar, the boys get hooked by some "mermaids" from a woman's water-polo team - nearly ruining the tour and their relationship with Murray.
Eric gets into a fender-bender with Anna Faris, leading to what he believes to be "a little moment," but in the end, his career is about to change. Ari's wife acts on a soap opera, leading him to try and dissuade her from doing so. Turtle gets prepped for a party by picking up some provisions, and girls, only to encounter the law on the way home.
London (even though she can't sing or dance) gets the role of Sharpay in their school production of High School Musical instead of Maddie because Mr. Tipton is financing the director's play "Floss" on Broadway. Zack has to work backstage for detention and Cody gets the part of Troy.
After both Ron Stoppable and shallow Camille Léon leave their beloved pets behind during a fight, Rufus and Debutante go on an adventure, playing a little game of cat and mouse, traversing continents, and finding new friends, all to find their respective owners.
When the mysterious and creepy Nanny Maim begins reverting people into super babies and using them in a world-wide robbing spree, Kim must use her natural baby-sitting skills to save the day.
Johnny becomes involved in a murder case involving a young woman and demonic possession, where everything isn't as it seems.
Ryotaro Nogami transforms into Kamen Rider Den-O traveling to different times using the time-traveling train DenLiner to battle the Imagin monsters and preventing them from altering the past to affect the present and future.
All the people killed in the 2nd season finale return as zombies. The Defenders of the Earth accept their limitations. Shout On and Shout Off with The Shouter. The Decepticon Soundwave discovers he’s a little dated. People can lose at The Game of Life. Governor Arnold Schwarzenegger investigates the illegal immigration issue with Speedy Gonzales and Dora the Explorer.
Yeah, Kenichi’s a total wimp. He’s always getting picked on and doesn’t have a lot of friends to stick up for him. The guy needs motivation if he hopes to graduate in one piece. Well, Miu’s the perfect motivation. She’s hot, she accepts him, and she just so happens to live at a dojo with six martial arts masters. You could say fate has led Kenichi to their door, or you could say he was just following the hottie. Either way, he’s about to get whipped into serious shape. If he can survive some hard-core training, he might survive another day at school. He might even score with Miu. Yeah, you could call Kenichi a wimp. But let’s go with underdog instead.
Victor surprises Cory when he has Lionel shipped from San Francisco. When he brings Lionel to school, everyone makes fun of him, causing him to give Lionel to Sophie. When they realize that they were wrong, they apologize. Cory tries to get Lionel back, but Sophie has him thrown out. As Cory tries to get Lionel back, he blows off a date with Candy. Meanwhile, the President tries to think of some jokes when the press accuse him of having no humor.
While the Winx Club are away on a mission, their Pixies defend their village from Icy, Stormy, and Darcy winning in the end.
Things get out of control when Ron and Bonnie become the homecoming king and queen. Now Kim has two problems to deal with – a missing computer expert and Bonnie making a move on her boyfriend.
The Puppet Master gets the city to turn on the Fantastic Four. The Four must clear their good names and stop the Puppet Master from taking over the minds of everyone on Earth.
Derek lands a leading role in a school musical, and Casey gives him acting advice.
A science star named Paige considers attending PCA and is going to install her new energy converter to make PCA run on Paige-power. This upsets Quinn so she decides to rebel when she realizes that she may no longer be the smartest girl on campus and she gives up science. Meanwhile, Michael thinks he's going crazy, but it was a joke for a class project.
Monk tries to prove a sports agent is guilty of murder while helping Natalie’s teenage daughter with her love life.
Gus and Shawn's childhood nemesis, now a horse jockey, asks the duo for help in discovering why his horses never win. But the investigation develops into a murder case after a jockey dies while racing.
Cindy Sarro's boyfriend, Jake, surprises her and their two daughters with a new house. It seems perfect until she senses the presence of a demon that possesses Jake, who comes at her with an ax.