Sunday Afternoons: Slack Key Guitar Concerts.  Traditional Hawaiian slack key guitar and `ukulele concerts.  July 1 – Legends of Slack Key; July 8 – Your Island of Peace; July 15 – Honoring Raymond Kane; July 22 – Aloha Music; July 29 – Hawai`i’s Cowboy Music.  Award winning traditional Hawaiian slack key guitar and ukulele concerts featuring songs and stories telling its history.  Tickets $25 general admission, $20 Ages 13-19 & over 50, keiki under 5 free. Free gift drawing.  A…