Question: What year did the fifth season of the show Jennette McCurdy is best known for her role on begin airing?
Sentence (from "ICarly (season 5)"): This season features Carly Shay (Miranda Cosgrove), Sam Puckett (Jennette McCurdy), Freddie Benson (Nathan Kress) and Gibby Gibson (Noah Munck) as their web show, "iCarly", is becoming more popular worldwide, with Sam and Freddie now as a confirmed couple, until the episode, "iLove You".
Relevant evidence: Yes