On Dec. 29, 1974, the Rams and Vikings would play for the NFC championship and a berth in the Super Bowl, in a comparably balmy 30 degrees in Bloomington. And the Vikings’ eventual 14-10 victory ...

That’s right, purple made the Rams see red, especially after the Vikings beat them in the 1969 Western Conference Championship, NFC title games in 1974 and ’76, and a divisional matchup in 1977.