SummerSlam 2012 will be the 25th installment of WWE's second biggest pay-per-view.
From 1988 to last year's version, each of the previous SummerSlams is ranked here based on the quality of the undercard, how the in-ring action built on the pre-show hype and whether or not the main event delivered. .
The event has showcased new champions being crowned, superstar returns and unforgettable matches.
With Brock Lesnar facing Triple H and CM Punk defending his WWE title in a Triple Threat, this year's event looks promising. Where will it rank among all the other SummerSlams?