ALLISON PARK — Greater Harmony Chorus will host three weeks of free vocal lessons for women of all ages on Tuesdays beginning Jan. 8.

Sessions begin at 7 p.m. and continue Jan. 15 and 22.

These sessions are part of Sweet Adelines International campaign of Global Open Houses in January.

Greater Harmony Chorus rehearses at Winchester Thurston School, 4225 Middle Road.

For information, call 412-613-9800 or visit www.greaterharmony.org.