In the second-season opener, Carly and Sam both develop a crush on Freddie's "nerd" pal, Shane. When they cannot decide who should date him, they decide to go by the first one to kiss him. They constantly try to kiss him, and always become unseccessful. Meanwhile, Spencer hires a repairman to fix the elevator, but the repairman proves to be no help at all, just a dancer. Because of the broken elevator, Shane accidentally falls from the iCarly studio to the basement when he finds out that Sam and Carly are competing for him. When the gang visits him at the hospital Carly kisses him.

Spencer finds a Pak-Rat video game cabinet in a junkyard and becomes addicted to it, whilst procrastinating on a commissioned Labradoodle sculpture. To curb his addiction, Carly brings Sasha Striker, the top Pak-Rat player in the world, to compete against Spencer to defend her title as the world champion of Pak-Rat. Meanwhile, Freddie experiences a streak of "bad luck" after deleting and not forwarding a chain email, passing it off as a superstition.

Sam owes Carly and Freddie $526, so she gets a job to earn the money, and pay them back. Carly, Sam, and Freddie make a broadcast on iCarly to all their fans to donate money to Sam. However, they find out its illegal to solicit money over the internet. Meanwhile Spencer tries to impress an attractive single mom by helping her daughter sell fudge balls, an equivalent to Girl Scout cookies, but two scouts stole Spencer's place at the market. Spencer comes up with the idea to send every iCarly fan who sent them money to send them fudge balls. Carly and Freddie then hire someone to give the money they earned to Sam in a tip. At the end, everyone enjoys what Sam got with her money except Spencer.

Lewbert, Carly's doorman, is injured during an exploding muffin basket prank. Spencer suggests that Carly, Sam, and Freddie help him until he's back on his feet, but it is more easily said than done. When Freddie's mother takes over, she makes it look easy, but leaves the group extremely concerned. Freddie's mother and Lewbert fall in love. Meanwhile, while using a CB radio, Spencer upsets two truckers nicknamed Porkchop and Sledgehammer.

The iCarly gang travel to Tokyo after the show is nominated for a prestigious iWeb award.

The group lands in a deserted area of Tokyo, where they are found by a Japanese policeman who brings them safely to their hotel. They are visited by Kyoko and Yûki, the stars of a competing webshow. The pair give Spencer and Marissa free passes to a Nakamura Spa where their cousins work and take Carly, Sam and Freddie shopping.

After discovering Kyoko and Yûki's sabotage attempt, Marissa locates the lost iCarly gang. The group reunites and gets to the iWeb Awards, but are apprehended when the guards do not understand English.

When the group's favorite pie shop closes down due to the death of the head chef, they go out to find the recipe for their favorite pie. The only person believed to have the recipe is the chef's granddaughter. She agrees to give them the recipe if she can go on a date with Spencer. She takes it a bit too far, and confesses that she never owned the recipe. Carly, Sam and Freddie hatch a plan to find the recipe. Meanwhile, Mrs. Benson's cousin's baby visits for a few days, making Freddie uneasy about it because his cousin always has a blank expression when she sees Freddie. Freddie tries finding a way to succeed in making his cousin laugh.

In an attempt to spice up the Christmas tradition with an unconventional tree, Spencer accidentally sets fire to all of Carly's presents. Carly makes a wish that Spencer was born normal.

Freddie and Sam are in a prank war, and Sam exposes to iCarly viewers that Freddie has never had his first kiss. Meanwhile, Spencer decides to train for the Seattle Cobras football team.

iCarly holds a giveaway contest for a new car -- won by their nemesis, Nevel Papperman. Meanwhile, Spencer buys a Galaxy Wars prop online.

The iCarly crew tells their viewers to vote for David Archuleta on America Sings, who is crowned the winner. Feeling guilty about swaying the votes, they invite the America Sings runner-up, Wade Collins onto their show. Meanwhile, Sam teaches Spencer how to lie so he can deceive a local video store.

When Freddie offends an international internet sensation, Fred, he gets crushed and says to all of his fans that he will not make any more Fred videos. Carly, Sam, and Freddie soon start losing friends and acquaintances that are fans of Fred, and everybody in Ridgeway Jr High hates the iCarly group and Freddie is banned from all clubs. Then meet Lucas, Fred's creator and portrayer, in his home in Idaho for Freddie to forgive him about the Fred videos comment. Lucas later apologizes because he wasn't really mad, it was so Fred and iCarly had more ratings. At the end they apologize live in the iCarly webshow and presented a new Fred video with Carly, Sam, Feddie and Spencer guest starring as themselves with high-pitched voices like Fred. Meanwhile Spencer puts a Magic Eight Ball-like toy (called a "Magic Meatball") in control of his life, with disastrous results.

Sam, Freddie, and Carly search America to find three people who look like them the most. After being told that they're not allowed to go to a Mixed Martial Arts fight, they bring the look alikes back to the studio to fake out Spencer while the go to the MMA fight.

Spencer gets a new credit card after canceling his old one, causing Carly, Sam, and Freddie to lose control of the iCarly.com domain. Luckily, Mandy (who appeared in "iAm Your Biggest Fan") returns to buy their website back for them, but she gets tricked into giving it to Nevel. Spencer disguises as an old woman to trick Nevel into signing the URL transfer document during a book signing, but is chased out by security after Nevel recognized him. Later, Nevel demands a kiss from Carly in return to claim the transfer document. Carly confronts Nevel, and Nevel signs the document. However Carly escapes with the signed document without having to kiss Nevel and succeeds in reclaiming their website.

Sam wants lessons from Carly on how to be girlier and be a better person to attract her classmate, Pete. At the end of the episode, Pete arrives at the Groovy Smoothie, ready to go on a date with Sam. The bully at school, Jocelyn also arrives to bother the iCarly team. So Sam beats her up, not knowing that Pete was watching. Meanwhile, Spencer starts sporting his tuxedo daily because he thinks it's the reason why a woman he met likes him. He is convinced later that she doesn't just like him in his tux because she kisses him (even though the tux is still on, so she might just like him with the tux on).

Carly has to do a project for green week, so she makes an electric scooter. But, it can only go for 4mph and it caught on fire, so she is given the weekend to make a new project. Spencer brings in a good-looking Science geek named Cal who helps her make a generator for iCarly, and Carly gets an A+. It is then revealed the generator was illegal and Cal was a criminal for buying Uranium, so she has to go on the Root-and-Berry Retreat to get extra credit.

Carly and Spencer become upset when their new neighbor Griffin steals Spencer's motorcycle. Spencer lets Griffin off the hook, making Carly upset. However, when Spencer later goes out to get smoothies, he returns to find Carly and Griffin kissing on the couch. Spencer becomes furious and forbids Carly to see him. Meanwhile, Sam pays Freddie $50 to make a website.

With Spencer's blessing, Carly and Griffin's relationship advances happily and without flaw, until Griffin reveals that he obsessively and neurotically collects a series of stuffed animals called "Pee Wee Babies".

When Carly's old friend Missy Robinson returns to Seattle, Sam believes Missy is trying to replace her as Carly's best friend.

When Carly, Sam, and Freddie find out that a TV show on the Dingo Channel has been copying material from iCarly, the kids and Spencer go to Los Angeles to confront the writers of the show.

Sam and Freddie are forced to share a big locker after they both answered how many Fat Cakes that were in the inside the container. Meanwhile, Carly decides to take drawing lessons from Spencer, but she becomes frustrated with her brother's teachings. Carly decides to take an art class in secret, but Spencer finds out, he embarrasses Carly and he tells the art teacher that art students should be spontaneous and passionate. The art teacher finally takes Spencer's words into consideration and they share a passionate kiss. Sam decides to let Freddie have locker 239, she takes his money and she goes home with her mother after getting laser eye surgery. As a result, locker 239 gets destroyed, courtesy of Mrs. Puckett's reckless driving, Freddie gets in trouble for the incident.

Freddie tries to prove that Melanie, Sam's twin sister, is just Sam in disguise. Meanwhile, when Carly tutors Spencer's nemesis, Chuck, Spencer tries to convince her that Chuck is evil.

When Carly jokingly challenges MMA fighter Shelby Marx to fight, the two agree to have an exhibition fight for charity. Unfortunately, Carly accidentally falls on Shelby's grandmother during a press conference. Thinking Shelby wants revenge, Carly backs out of the fight, only to be ridiculed as a coward.

Carly visits Shelby and apologizes, and the fight is back on. However, when Nevel Papperman alters a clip of the press conference to make it look like Carly intentionally tackled Shelby's grandma, Shelby becomes furious and genuinely attacks Carly during their boxing match.