A spectacular fireworks show atop Sugar Mountain’s 5,300-foot peak begins around 9:15 p.m. The Summit Express chairlift runs from 10 a.m. until 10 p.m. for mountaintop fireworks viewing. No mountain-bike riding after 7 p.m. Typical Mountain Boys perform at the base lodge from 6 until 9 p.m., and food and beverages are available.