ZombieBall. Is what you should do for Halloween. It’s pretty cheap for a spooky night at Seaholm Power Plant! Musical lineup includes: Roky Erikson, The White Ghost Shivers, PONG, Killa Dilla, DJ Manny and Rion King. At midnight don’t miss The Waltz of the Forbidden Flesh; a Haunte’d Couture fashion show and mini opera that…