Halloween comes to Mackinac Island with end-of-season sales, live entertainment, trick-or-treating and costume contests. Many island specialty shops are prepping for winter and bringing out the sale racks, and downtown bars are hosting nighttime entertainment. Plus, businesses will be handing out candy down Main Street from 3:30 to 5p.m. on Saturday, and several establishments including the Pink Pony and Gate House will hold costume contests. So bring your Halloween costume and hit the town!