While the fan favorite might be charismatic Justin Timberlake, his former co-star on "The Mickey Mouse Club" (Disney Channel), *NSYNC's J.C. Chasez was widely considered to be the group's best singer, with a powerful midrange tenor that was suited to both heart-tugging ballads and up tempo shouters. Handsome, dark-haired and trend-conscious, the Washington, DC native spent three years (1991-1994) honing his acting and singing skills on "MMC", where he appeared in comedy sketches and also was featured in the soap-within-the-show "Emerald Cove" from 1992 through 1994....