MARILYN MANSON ’s record-release party, dubbed the GROTESK BURLESK , at the KEY CLUB for The Golden Age of Grotesque attempted to live up to its name: Gigantic posters of M.M. done up as an evil mouseketeer bannered a blood-curdling welcome on the side of the building, while armies of masked creatures wandered Frankenstein-like throughout the club. Apparently, the creepy critters were supposed to add to the demented Disneyland atmosphere — inspired by Manson’s pal artist GOTTFRIED HELNWEIN — but somehow the ominous vibe was lost when they were spotted sipping margaritas at the bar. While the black-clad set passed the long wait for the show gazing at Manson’s paintings and Helnwein’s photos (some depicted M.M. with children, others showed him with botox-gone-berserk big lips), outside scalpers were asking $400 a pop for tix, and many Hot Topic’d tarts were paying