T formation the key weapon used by the Chicago Bears, who had used the T formation since the team's inception in 1920, to defeat the Washington Redskins, 73–0, in the 1940 NFL Championship Game and immortalized afterward in their fight song. Shaughnessy helped the Bears prepare for the game against the Redskins. He has been called "The father of the T formation". The T-formation was viewed as a complicated "gadget" offense by early football coaches. But NFL owner-coach George Halas and Ralph Jones of the Chicago Bears along with University of Chicago coach Clark Shaughnessy, University of Texas coach Dana X. Bible,
2006 Chicago Bears–Arizona Cardinals game St. Louis Cardinals (the team was also briefly known as the Phoenix Cardinals). Earlier in the year, in the preseason, the Cardinals defeated the Bears at Soldier Field 23–16 in a Friday night game. The Bears were having a great season, being undefeated heading into the game at 5–0, having their best start to the season since 1989, having committed only 5 turnovers all season and averaging an NFL-best 31.2 points per game, and scoring 156 points compared to allowing only 36 points. This was the Bears' first Monday Night Football appearance since 2003. The Bears' 3rd year coach Lovie