Core Insights - McDonald's remains a leading fast-food chain in American culture, offering a wide range of meal options that cater to diverse tastes and preferences, maintaining customer loyalty for over 85 years [1] Group 1: Holiday Operations - McDonald's has confirmed that all U.S. locations will remain open during Martin Luther King Jr. Day 2026, continuing its reputation for reliability during holidays [5] - While most McDonald's restaurants are independently owned and operated by franchisees, the chain operates over 40,000 locations globally, making it easy for customers to find an open restaurant [6] - Customers are advised to check the McDonald's restaurant locator on the company's website to confirm local store hours during the holiday [6] Group 2: Menu Offerings - McDonald's has introduced its 2026 winter menu, featuring returning seasonal items and new Happy Meals and value deals available for a limited time [7] - Highlights of the winter menu include the popular Holiday Pie and the McRib sandwich, which are fan favorites [7]