Original: It stars Miranda Cosgrove as Carly, Jennette McCurdy as Sam, Nathan Kress as Freddie, Jerry Trainor as Spencer, and Noah Munck as Gibby.
Simplified: iCarly is an American teen sitcom with Miranda Cosgrove, Jennette McCurdy, Nathan Kress and Jerry Trainor. The show is about a teenager, Carly Shay (Cosgrove), that lives with her brother Spencer (Trainor).