The Trumbull Library, 33 Quality St., on Sunday, Oct. 22, at 2 p.m., will host the Stratford Sister Cities Chorus. Stratford Sister Cities Chorus is a mixed voice, multi-generational ensemble. \u00a0As choral and\u00a0cultural ambassadors for the Town of Stratford, the chorus was organized in 1991 for the\u00a0purpose of bringing music and friendship to the Stratfords of the world and entertainment to\u00a0local communities. \u00a0The group sings both secular and non-secular music, under the able\u00a0direction of Jeffrey Leinen. The performance is free and open to the public. Register to guarantee a seat through the\u00a0library\u2019s website: trumbullct-library.org or by calling 203-452- 5197.