Bret Hart was a top guy in WWE during the progression from the cartoonish and colorful 'New Generation' era to the dark, edgier 'Attitude Era.' Shawn Michaels a

Shortly before joining WCW, Bret Hart was at the center of the Montreal Screwjob at WWE Survivor Series 1997. The Hitman refused to lose the WWE Championship against his real-life rival Shawn Michaels at the event. As a result, then-WWE Chairman Vince McMahon booked Michaels as the winner at the last minute without informing Hart.