Vauxhall Gardens was a 19th-century pleasure ground in London famous for art shows, concerts, fireworks, and illicit love affairs. Like the park, Vauxhall and I provides much frivolity and aural allure: Tight, barely disguised Smiths-like melodies support the whimsical tauntings of songs like ''The More You Ignore Me, the Closer I Get.'' A fantasy date with Britain's most ironic and monkish pop star. A-

