If imitation is the sincerest form of flattery , then fast food giant Burger King is paying its longtime industry rival a royal compliment . Some food fights are so polite that the public may not notice . But Burger King commercialized its copying of McDonald 's Sausage McMuffin . The McDonald's version was a big hit, and it became an instant favorite with kids who weren't used to fast food or other processed foods. No direct feedback from competitors . In 2008 , McDonald 's launched chicken sandwich similar to Chik-fil-A 's .
Some food fights are so polite that the public may not notice . But Burger King commercialized its copying of McDonald 's Sausage McMuffin . The McDonald's version was a big hit, and it became an instant favorite with kids who weren't used to fast food or other processed foods. No direct feedback from competitors . In 2008 , McDonald 's launched chicken sandwich similar to Chik-fil-A 's .