Every Maggot instinctively knows how this line ends. It's one of the moments in the band's live shows that is truly unforgettable. For anyone that doesn't know the band, it's a meaningless phrase. But to fans, it's iconic. Corey screams the call-and-response chorus of "The Heretic Anthem": "If you're 555 then I'm..." The crowd's response? "666!" Ah, but as a true Slipknot fan knows, it's actually spelled "6(sic)6"...