Bette Midler Vamped as Mae West

Leave it to actors to nail a Hollywood-themed Halloween party. The dress code for Bette Midler’s annual Hulaween dinner, held last Thursday at the Hilton Midtown, was the golden age of cinema. And so Judith Light channeled Marlene Dietrich, Ben Platt and Beanie Feldstein were Tin Man and Dorothy from “The Wizard of Oz,” and…