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Carl²
In response to Skye's nearing birthday, Carl has C2 find a job to make some money for a present. Little does Carl know that C2's new job is being a nude model at an art school. Things go from bad to worse after Carl finds that Skye's party will take place next to the art school where a nude Carl painting hangs.
Carl gets accused of cheating on a Biology test after C2 gets him a 105%.
C2 gets tonsillitis and has to remove them by surgery. This raises suspicion because Carl already had his tonsils removed years ago. Carl's secret is in risk of getting found out and Carl has to play smart in order to stop it.
C2 invites Shane, Carl’s cousin and his family to stay at his house. Carl strongly hates Shane, especially because of the magic tricks he tries on Carl. To get rid of him, Carl starts a magical war, but he’s not sure if he can win.
Carl has a choice between helping Skye save a tree or entering a skateboarding contest. He tells C2 to go help Skye but nothing turns out as Carl wanted.
Carl is forced to hand out candy for Halloween, but makes use of C2 to handle it for him so that he can get to Skye's party. Unfortunately, C2 believes that everything is free on Halloween and ends up helping a burglar (mistaking him for a trick-or-treater) rob a store! Mr. Agar spots him, and he's about to tell the police. Will Carl escape the arrest AND save C2 from the burglar in the house all in one night before the 'rents get home?
When Carl wants to ask his dream girl, Skye, to 'hang on a full time basis,' he realizes that his cocky ways 'don't fly,' where C2 has a natural sensitivity for romance. Carl sends C2 to win Skye over, but at the end of the day Carl realizes that Skye likes him for 'who he is' and although C2 attracted Skye initially, it is Carl she stays around for.
Distracted by a hockey game, Carl lets C2 sign him up for Adventure Week, but when C2 signs him up for the Eco-Survival Ordeal instead of the Ultimate Cabin Experience, Carl tries to have it both ways and winds up creating an Ultimate Ordeal
After a disaster concerning C2 making a fool out of himself while taking the annual family Christmas picture, Carl tells C2 that there is no such thing as Santa. Unfortunately, his parents think that Carl is too grown up for Christmas, so Dr. Mom returns all the gifts: NOO! While C2 runs off to search for Santa, Carl searches for C2 and he is about to learn the true meaning of Christmas.
When Carl and C2 switch out playing the lead role in the school play in Carl's attempt score a big kiss with Skye, Carl's 'stage fright' is revealed.
Carl tries to earn a quick hundred bucks by entering the Coolest Skateboard Video contest, but when he leaves the filming to Jamie and C2, the video exposes C2's dog-like abilities and Carl is exploited as a freak on national TV.
Carl and Skye are teamed in a health class assignment and become partners in raising a robotic baby, but when Carl leaves the baby in C2's care, he scans every parenting book and becomes overzealous, overly protective dad. Carl has to rescue the baby and his relationship with Skye while C2 cope with his empty nest.
Lorna Lookman finally finds out the way to Carl’s heart. She bargains with Carl and tells him if he goes out on a date with her, she would give him a preordered copy of Carl’s favorite game, which he dearly wants. As a back-up solution, he sends C2 on the date. However, at the end of the date, it all ends as a disaster for Carl - Skye is on the verge of breaking up with him, and C2 falls in love with Lorna.
C2 makes friends with some bullies in Carl’s detention, which turns Carl into their main target.
Carl let's C2 work on his science project, but when C2 buys a snake as part of the project, things become difficult for Carl, who is afraid of snakes.
C2 is getting popular with Carl’s friends and slowly begins to take away his social life. Is C2 really going to replace Carl?
Carl starts a business after finding out that his neighbors are willing to pay him to clean their house. Word had gotten out that one of Carl's workers, C2 is good at cleaning houses. But in the end, Carl's company crashes and burns, forcing him to go out of business.
Thanks to the help of C2, Carl becomes a teacher's pet. Mr. Agar gives him access to the teacher's lounge where Carl touches the teacher's computer for the fun of it. On the computer, he accidentally changes everyone's report card to straight A's.
Barney Crashman gets a new gig at an infomercial where he would try to sell his own breakfast dispenser. However, when Carl sends C2 to the 'take your kids to work day', the owner of the infomercial company likes C2 more, forcing Barney to go off the stage of his dream job.
Chad is a new kid at Carl's school and has his eyes on Skye. Chad is a very nice, sweet, and helpful guy that would tell everyone that he has always been a good kid. Jealous that Chad is trying to take his move on Skye, Carl tries to find out anything bad about Chad. Meanwhile, Jamie tries to find out a great story to win the news anchor contest. Fortunately Carl finds out that Chad is the "Locker Thief" of the Mapleview High; eventually Chad is caught in the act by Lorna and Skye no longer cares for Chad at the end.
