The Martha’s Vineyard Chamber Music Society is letting its hair down a little bit this week. Performances include popular music by 20th century composers Maurice Ravel, Paul Schoenfield, Astor Piazzolla and George and Ira Gershwin. Guest artists are violinist Stephanie Chase and cellist Scott Kluksdahl, soprano Karen Benjamin and her husband, composer and classical radio personality, Alan Chapman.

Performances are at 8 p.m. at the Old Whaling Church on Monday, August 12, and at the Chilmark Community Center on Tuesday, August 13. For ticket information call 508-696-8055 or visit mvcms.org.