Housetop: Concert, Friday, March 13, 7:30pm. Naomi Morse, Erica Morse, Anna Patton, and Peter Siegel in a harmony-singin', swingin' string band quartet perform a lively, quirky program of swingy, bluesy, old time American music. West Side Arts Coalition, Broadway Mall Center Island at 96th and Broadway, New York City. $15, Info: 718-672-6399 or www.folkmusicny.org. Presented by the Folk Music Society of N.Y., Inc. / N.Y. Pinewoods Folk Music Club.
   Those who were at the CDSS Folk Music Week at Pinewoods Camp in 2008, say "DO NOT MISS THE BROADWAY DEBUT OF THESE TALENTED YOUNG MUSICIANS!"