Super Bowl XXIV coaches; rookie head coach George Seifert took over after Bill Walsh retired following the previous season's Super Bowl. The 49ers finished the 1989 regular season with a league best 14–2 record. The Broncos, who posted an 11–5 regular season record, entered the Super Bowl looking to avoid tying the Minnesota Vikings with four Super Bowl losses as well as the Vikings record of losing three Super Bowls in four years. This game remains the most lopsided game in Super Bowl history. San Francisco's 55 points were the most ever scored by one team, and their 45-point margin of victory was
Super Bowl XXXI was also in the Superdome and against an NFC Central team. In Super Bowl XX, the Patriots lost to the Chicago Bears, whose rivalry with the Packers is said to be the NFL's oldest. The game was the first Super Bowl to be televised in the United States by the Fox network. Play-by-play announcer Pat Summerall and color commentator John Madden, both previously of CBS, called the game. James Brown hosted all the events with help from his fellow "Fox NFL Sunday" cast members Terry Bradshaw, Howie Long, and Ronnie Lott. This was the first of three Super Bowls to