National Hot Dog Day is celebrated on the third Wednesday of July in the United States, highlighting the popularity of this classic American food. The day is marked by grilling and enjoying hot dogs at ballparks, barbecues, and family gatherings. People often celebrate by trying new recipes or visiting local hot dog stands. Major chains such as Nathan's Famous and Five Guys typically offer discounts on their hot dogs, while grocery stores like Kroger and Walmart run sales on hot dog packs and buns. Social media engagement is encouraged, with individuals sharing their hot dog creations and experiences using hashtags. The holiday also pays homage to Charles Feltman, credited with inventing the modern hot dog bun, which has contributed to the dish's enduring appeal as a street food.