Saturday & Sunday, December 8 & 9: Mele Kalikimaka Marketplace 2018.  Celebrate the holidays and enjoy a shoppers’ emporium of great local gifts and activities for the whole family. This show will feature over 150 exhibitors with a weekend full of interactive family activities. Features include a winter wonderland with real snow effect, food samplings from gourmet specialty exhibitors, hands on keiki crafts and story time. Plus a Gingerbread Festival. Saturday, 10 a.m. to 8 p.m.; Sunday, 10 a.m. to…