Sam Butera, a hard-swinging tenor saxophonist who formed a rowdy and successful onstage partnership with entertainers Louis Prima and Keely Smith in the 1950s, died Wednesday at a hospital in Las Vegas. He was 81. He had Alzheimer's disease, according to a report in the Las Vegas Sun. Prima, nearly 20 years older than Butera, was a composer ("Sing, Sing, Sing"), trumpeter, singer and irrepressible stage performer, a combination of Louis Armstrong and Jerry Lewis. His career was on the wane when he teamed in 1954 with Butera, who a few years earlier had been named the country's outstanding teenage...