User blog comment:AverageHero/My Original Total Drama Series Character Rankings.../@comment-1874924-20120416234102/@comment-1874924-20120417034921

As I've noted elsewhere, my guess is that CN will start airing Season 4 this summer, probably in June, because that's when they originally planned to air it last year. If they don't start airing by the end of summer, I suspect they'll never air it.