Did you know that Madden was the first sportscaster to have worked for all of the "Big Four" U.S. broadcast television networks?

Did you know that Madden was an American football coach and sportscaster?

Did you know that Madden was the head coach of the Oakland Raiders of the National Football League (NFL) for ten seasons from (1969–1978)?

Did you know that John Madden guided the Raiders to win a championship in Super Bowl XI  in (1977)?

Did you know that after Madden retired from coaching, he served as a color commentator for NFL telecasts until 2009?

Did you know that John Madden won 16 Sports Emmy Awards?

Did you know that from 1988, he lent his name, expertise, and color commentary to the John Madden Football (later Madden NFL) video game series?

Did you know that Madden was born on April 10, 1936, and died on December 28, 2021?

Did you know that John Madden never had a losing season as a coach, and his overall win percentage is second in NFL history?

Did you know that Madden was inducted into the Pro Football Hall of Fame in 2006?

Did you know that Madden was inducted as a broadcaster on all four of the major American television networks: CBS (1979–1993), Fox (1994–2001), ABC (2002–2005), and NBC (2006–2008)? 

Did you know that Madden was the first sportscaster to have worked for all of the "Big Four" U.S. broadcast television networks?

 Did you know that Madden had a 476-weekend streak of consecutive broadcast appearances? 

Did you know that when Madden, he traveled by bus?

Did you know that Madden called his final game which was Super Bowl XLIII on February 1, 2009, between the Arizona Cardinals and the Pittsburgh Steelers?

Did you know that Madden announced his official retirement from the broadcasting booth on April 16, 2009?

 Did you know that Chris Collinsworth succeeded?

 Did you know that John Earl Madden died he was 85?

Did you know that Madden was April 10, 1936 – December 28, 2021)

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