From marching bands to megastars: How the Super Bowl halftime show became a global spectacleFrom marching bands to megastars: How the Super Bowl halftime show became a global spectacle - The Associated Press

When the Super Bowl halftime show was born, college marching bands were the main on-field attraction. But over the years, the intermission during the NFL's annual championship game has turned into one of sport's biggest spectacles with superstar performances …