West Yarmouth Congregational Church, 383 Route 28, West Yarmouth, will welcome the Hyannis Sound on Wednesdays,June 15, June 22, and July 6 at 7 pm. Their repertoire includes popular traditional music to rock compositions of the past century, along with current ballads. The popular all male, college-age a cappella chorus has performed summers on Cape Cod since 1994. Refreshments will be served at intermission, and the group’s CDs will be available for purchase. Admission is $15 for adults; $10 for seniors and children under age 12.