When Lisa starts wearing Marge's "vintage" clothes from the 90's, she's welcomed into the school's super-elite fashion club. But as they run out of retro looks, the funky fashionistas become obsessed with getting more.. by hook or by crook.

In this year's installment of the annual fright-fest, the town is menaced by a mysterious murdering monster from out of the sewers, Krusty has a demonic special guest on his live Halloween special, and we go a thousand years into Springfield's poseable plastic post-apocalyptic future.