KALAMAZOO, Mich. (WWMT) – To celebrate the holiday season, McDonald’s plans to team up with Mariah Carey for 12 days of deals. The Mariah Menu is scheduled to make its debut in the U. S. on Dec. 13. It features a different free item each day with a $1 minimum purchase on the McDonald’s app. The Mariah Menu features 12 days of menu items, free with a $1 purchase on the McDonald’s app. (WWMT/Courtesy of McDonald’s) Some of these deals include a Big Mac, Baked Apple Pie and McNuggets.