The following is a list of halftime shows held at the National Football League (NFL)’s championship game: the Super Bowl. While halftime shows are a tradition during football games at all levels of competition, the Super Bowl halftime show represents a fundamental link to pop culture, which helps broaden the television audience and nationwide interest. In most years since the early 1990s, the halftime show of the Super Bowl has featured popular recording artists and other well-known celebrities, most notably after the 1993 performance by Michael Jackson. It has measurably increased television viewers during and after the halftime show. The performance is regarded one of the most-watched events in American television annually with over 100 million viewers in the United States alone. Musical genres over the years have represented a broad range of music types, including pop, rock, classic rock, country, hip hop, rap, blues, and soul. In some years, short skits or drama scenes are acted out on a stage. The Grambling State University Marching Band performance group has performed at the most Super Bowl halftime shows, featuring in six shows including at least one per decade from the 1960s to the 1990s. According to Nielsen ratings, the Super Bowl XLIX halftime show headlined by Katy Perry in 2015 is now the most-watched halftime show in history, with 118.5 million viewers, surpassing Bruno Mars’s 115.3 million in 2014.