Gibby is the only character who is older than his actor, in this case Noah Munck. It was revealed in the iCarly episode iStill Psycho that Gibby's real first name is Orenthal. That the name is spelled Orenthal and not Warenthal has been confirmed in this tweet. Gibby's last name Gibson was also the last name of a character from one of Dan's other show What I Like About You.