Carly Shay attempts to deal with the success of her internet show, iCarly. Carly relies on her friends Sam and Freddie to help her cope with the pressure, as her parents are often away.
Carly helps to resolve an argument for Sam and Freddie. Soon they are coming to Carly for help with everything. Now she's involved, can Carly remove herself? (S4, ep 1)
Mrs. Benson discovers Sam and Freddie's relationship when Gibby tries to split them up. Will Carly help Gibby, or fight for Sam and Freddie? (S4, ep 3)
Carly tells Sam and Freddie to try each other's favourite hobbies. Meanwhile, Spencer bumps into his old babysitter and asks her to dinner. (S4, ep 4)
Carly tries to impress a new boyfriend by trying to look smarter than she is. The gang tries to find T-Bo a new place to live after he gets kicked out of the Groovy Smoothie. (S4, ep 5)
iBloop 2 - Electric Bloopaloo: Christopher Cane (the voice of Rex on Victorious) hosts the iCarly gang on his show for a discussion of their acting and bloopers. (S4, ep 11)
iStill Psycho - Part 1: After receiving word that Nora Dershlit is going to be released from jail, the iCarly kids see what they can do to keep their old captor behind bars. (S4, ep 7)
The gang has to find a way to escape from Nora and her parents. When Freddie figures out how to send a message to his mom, will she get there in time? (S4, ep 8)
Freddie wants to be recognised for his creative contributions, so invents a way for people to see 3D webcasts without glasses - which has strange side-effects. (S4, ep 10)
A high-level government agency starts to inquire into the iCarly gang after they hack into a secure network to throw Carly's dad an online birthday party. (S4, ep 6)
Carly gets her toe stuck in a bathtub right before she is supposed to leave for a date. Sam and the rest of the gang get trapped in Canada following dodgy doings. (S4, ep 9)