Chicago Bears In 1934, the club completed a 13–0 record but were defeated by the New York Giants, and in 1942 the club completed an 11–0 record but were defeated by the Redskins. Had the Bears won either championship, the club would have completed a championship three-peat – a feat completed only by the Packers (twice), although no team has done it since the AFL-NFL merger. Halas holds the team record for coaching the most seasons with 40 and for having the most career victories of 324. Halas' victories record stood until Don Shula surpassed Halas in . Ditka is the closest
1967 NFL Championship Game employed in their sweep. Although the Packers and the Chicago Bears were arch-rivals, Lombardi's most passionate game planning was in preparing for Landry's "Flex". Saturday, on the eve of the game, NFL commissioner Pete Rozelle called Jim Kensil and Don Weiss, the executive directors of the NFL, for an update on the weather conditions. It is suspected that they informed him that Sunday's game time temperature of about 5° was playable. Rozelle, who in June 1966 had seen to it that the AFL-NFL Championship game would always be in a warm weather city, inquired if the game could be postponed