"iNevel" (also known as "iSpy a Mean Teacher") is the sixth episode of the first season of Nickelodeon's iCarly , originally airing on October 6, 2007, and featuring the debut of antagonist Nevel Papperman. Written by series creator Dan Schneider, the episode follows the team attempting to counteract a scathing review from an influential child critic after Carly rejects his advances. More information is available on Wikipedia.