SummerSlam is WWE's mini-WrestleMania, traditionally being the second biggest wrestling show of the year. The company are looking to reaffirm that status in 2015, making this year's event a four hour show with a whole weekend of activities around it. It will be "WrestleMania in August" according to WWE CFO George Barrios in the recent company conference call. But who would SummerSlam's equivalent of a Mr WrestleMania be? In the twenty-seven year history of the August spectacle, there have been some performers who came to define the show more than others. Some of these men are so legendary that they are still active and working this year's event! The following are the twelve wrestlers who worked the most SummerSlam matches.