When Sam hears that Freddie is fed up with her "borrowing" money, and Carly convinces her his complaints are legitimate, Sam takes desperate measures to try to pay back everybody she owes, ranging from pleading for money on Carly's web-show to... of all things, getting a job! Meanwhile, Spencer volunteers to sell fudge-balls for a shy Sunshine Girl in order to impress her attractive single mother.
The annoying doorman Lewbert gets injured during an "iCarly" sketch, and he and Freddie's mom end up falling in love with each other while she nurses him back to health. As Spencer fills in for him, he finds an old Citizens Band Radio and decides to put it back to use so he can play around with it, which unfortunately infuriates a convoy of truck drivers.
Paying homage to "It's a Wonderful Life" and lifting dialogue from "A Charlie Brown Christmas," when Spencer builds a metal Christmas tree containing an electromagnet that sets the gifts that Carly plans to give on fire, she wishes that her brother had been normal. An angel named Mitch hears her wish and grants it, which teaches her a valuable lesson.
When Sam overhears Freddie admit he has never been kissed, she decides it would be fun to expose this confession on Carly's web show, until the rampant humiliation he receives at school makes her regret her decision.
A car-giveaway contest on the Web show turns into a problem when the dealership supplying the vehicle expresses no knowledge of the contest. Carly asks Spencer for help, but he's focused on a new movie prop he purchased.
Due to a mishap with Spencer's credit card, Spencer inadvertently orders 200 pillows, and Carly loses access to her domain name, only to find that it's now owned by obsessed iCarly fan Mandy Valdez (see "iAm Your Biggest Fan," episode #1.13.). To make matters worse, after struggling to negotiate the return of the rights to her website, Mandy ends up being tricked into signing it over to Carly's nemesis, Nevel Papperman. Now Carly and her friends must do all they can to take it back from Nevel, who's willing to give it back to her... in exchange for a kiss.
Carly and Spencer become upset when their new neighbor Griffin steals the motorcycle that Carly bought for Spencer. Spencer lets Griffin off the hook, but Carly becomes upset. However, when Spencer later goes out to get smoothies, he returns to find Carly and Griffin kissing on the couch. Spencer becomes furious, forces Griffin to leave, and forbids Carly to see him, though he eventually allows them to resume dating. Meanwhile, Sam pays Freddie $50 to make a website and has a lawyer write them a contract.
Surprise, surprise! Sam has a twin sister named Melanie. Even more of a surprise, she's much girlier than Sam and quite fond of Freddie, who suspects that she's actually Sam in disguise. In the meantime, Carly offers to tutor a boy named Chuck, who has been a sworn enemy of Spencer, who struggles to convince her that he's a little brat.
Carly and martial-arts champ Shelby Marx (Zoey 101's and Spectacular!'s Victoria Justice) agree to have an exhibition fight for charity after Carly jokingly challenges her to a match. 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, Nevel Papperman alters a clip of the press conference to make it look like Carly intentionally tackled Shelby's grandma to dupe ...