The Concert Singers of Cary begin their 22nd season with a tribute to American composers and poets. Sunday’s program in the Cary Arts Center includes music by Samuel Barber, Libby Larsen and John Corigliano with texts by Langston Hughes, Emily Dickinson and James Agee. Lawrence Speakman leads the 125-voice choir and chamber orchestra. 3 p.m. $16-$18. 919-469-4069; concertsingers.org.