Shug Avery from the original Broadway cast of The Color Purple, Elisabeth Withers is a Tony-nominated R&B singer/songwriter. She sang backup for Celine Dion and Jennifer Lopez before venturing out on her own a few years ago with her neo-soul-stirring Blue Note debut, It Can Happen To Anyone. Thursday, Dec. 2, at 8 p.m. and 10 p.m. Blues Alley, 1073 Wisconsin Ave. NW. Tickets are $32.50, plus $10 minimum purchase. Call 202-337-4141 or visit bluesalley.com.