Gold Rush Burgers & BBQ will be hosting pumpkin decorating from 11:30 a.m. to 1:30 p.m. this Saturday and every Saturday until Halloween. Staff from The Artist Workshop will assist children and provide paint and decorations. The event is $15 and includes lunch, pumpkin, artistic decorations and ice cream on the patio. Located at 108 E. Main St. in downtown Grass Valley. For information, call (530) 272-8080. …