Wikipedia
IGoodbye
"iGoodbye" is the final episode of iCarly, which aired as an hour-long special on November 23, 2012 on Nickelodeon. The episode guest starred David Chisum as Colonel Steven Shay, Spencer and Carly's father.
The episode's premiere airing attracted 6.4 million viewers. The UK premiere attracted 437,000 viewers, the highest the channel has ever received. The Irish viewings were not counted.