Sunflower Harmony Chorus will perform a program of holiday songs and old standards in a cappella four-part harmony at 7 p.m. Wednesday at the Lawrence Public Library, 707 Vt.

A small chorus and two award-winning quartets, Love n Harmony and Harmonia, will represent the group, which is based in Topeka and is affiliated with Sweet Adelines International. The program is free and open to the public.