The St. Louis Rams first appearance in the Super Bowl was Super Bowl XXXIV when they defeated the Tennessee Titans, 23-16.
The Rams franchise had played in one previous Super Bowl when they were located in Los Angeles. That was Super Bowl XIV which the Rams lost to the Pittsburgh Steelers, 31-19.
The St. Louis Rams won the Super Bowl in 2000 (1999 season), the first Super Bowl of the new millennium.
1970
1934
The Patriots did not play in the 1980 Super Bowl. The Patriots first Super Bowl appearance was Super Bowl XX in 1986 when they lost to the Chicago Bears, 46-10.
The Dallas Cowboys.
The St. Louis Rams were the first artificial turf team to win a Super Bowl.
The 1975 Super Bowl IX was the first appearance for the Pittsburgh Steelers. The Steelers beat the Minnesota Vikings 16-6.
St. Louis Rams
No. The St Louis Cardinals have never been to a Super Bowl. However, their repalcements the St. Louis Rams have been to the Super Bowl twice since they moved from Los Angeles.
No. They made their first franchise appearance in the Super Bowl on February 1, 2009, but they lost to the Pittsburgh Steelers 27-23.
The Cowboys first appearance in the Super Bowl was in SB V played January 17, 1971. They lost to the Baltimore Colts 16-13.
Yes. They won Super Bowl XLIV(44) on February 7, 2010. It was the franchise's first ever Super Bowl appearance and win.