Sunday Afternoons:  Slack Key Guitar Concerts.  Traditional Hawaiian slack key guitar and `ukulele concerts.  October 7 – Poina `Ole – Never to be Forgotten; October 14 – Gift of the Ancestors; October 21 – For the Birds; October 28 – `Ohana Slack Key.  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 portion of…