The Gloucester Hornpipe and Clog Society is celebrating their 50th anniversary with a band reunion benefit concert for the Friends of the JP Branch Library  30 South Street, on October 25, from 2:00 to 4:00. This folk band has delighted audiences since 1975 with a lively mix of Celtic jigs, reels, hornpipes, and polkas; maritime music including sing-along sea chanteys; French Canadian tunes; and original songs and tunes.  Instruments include:  fiddle, guitar, banjo, accordion, mandolin, flute, pennywhistle, bodhran, pogocello, bones & other percussion.