In case you bought the con, disco never died--just reverted to the crazies who thought it was worth living for. This shamelessly ersatz blonde is one of them, and with the craftily orchestrated help of a fine selection of producers, remixers, and DJs, she's come up with a shamelessly ersatz sound that's tighter than her tummy--essence of electro, the D in DOR. At first I thought the electroporn twelve-inch that pairs "Burning Up" with "Physical Attraction" was the way to go, but that was before she'd parlayed the don't-let-me-down vagueness of "Borderline" into a video about interracial love (sex, I mean) and a sneaky pop hook simultaneously. At one stiff per four-song side, smarter than Elvis Costello. A-