After 26 annual instalmentssoon to become 27SummerSlam has firmly established itself as the second biggest showcase in professional wrestling. This has been achieved through a combination of epic rivalries, memorable storylines, blockbuster names and of course the most stellar of matches. Consequently, we see something of a virtuous cycle occur in that these stellar matches help motivate performers to continually up their game and exceed our rising expectations. Its a win-win situation. But of all these matches and all these superstars, who has delivered more than any other at the biggest party of the summer? Who has helped define the pay-per-view and elevate it to its current status? In short, who is the man most deserving of the moniker Mr. SummerSlam? Its a difficult question to answer, and a topic that will always be blighted by subjectivitybut we can give it a go either way. This article considers a number of factors including records, appearances, wins, championship feats, the significance of these matches andmost importantlythe standard of the performances themselves. Its this final point that really separates the best from the rest, and the key reason why Shawn Michaels is universally known as Mr. WrestleMania. We begin with a man who made quite the impact at last years event