“Carolyn Aiken performs in the next Whidbey Island House Concert on Friday. The Whidbey Island House Concert Series presents the pure acoustic music of Caroline Aiken on Friday, Nov. 17, 8 p.m. (appetizers and munchies to be shared at 7). Tickets are $15; call 341-1739 or e-mail kaltac@whidbey.com.Aiken has shared the stage with Bonnie Raitt, opened for Jefferson Starship and Janis Ian and garnered numerous critical accolades. She can be heard live Nov. 16 at 10 a.m. on KSER radio 90.7 FM with host Jennifer Kallen (on the Internet at www.kser.org.). Aiken’s Web site is www.kser.org.. “