Southampton producer Patricia Watt and Joe Morton are presenting a 100th Birthday concert/play in honor of bluesman Robert Johnson at the legendary Apollo Theater on Monday March 6. It will be a benefit for The Blues Foundation in Memphis. Artists participating so far include Taj Mahal, The Roots, Jeffrey Wright, Cassandra Wilson, Todd Rundgren, Keb Mo’, Savion Glover and Betty Lavette. Famed Shelter Island filmmaker Albert Maysles will be filming the show as part of a film on Robert Johnson. For more info go to,www.robertjohnson100.com.