After that whole Tila Tequila-getting-attacked-by-the-Juggalos thing, I’ve been on Rapture-alert for more signs that the apocalypse is drawing nigh. And people, there’s no easy way to tell you this, but, the jig is up. For his new Biography Channel show “Aftermath,” noted kitschatorian William Shatner decided it’d be a good idea to interview lady-temptress Mary Kay Letourneau. If anyone needs me, I’ll be down at Ivar’s enjoying a final cup of chowder before Elliott Bay boils over, as it says in the prophecies.