Friday Afternoons: Slack Key Guitar Concerts.  Traditional Hawaiian slack key guitar and `ukulele concerts. October 6 – Ahupua`a,- Island to the Sea; October 13 – Slack Key Tour of the Islands; October 20– Legends of Slack Key; October 27 – Honoring Keli`i Mawae of Moloka`i.  Free gift drawing.  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.  A…