SummerSlam (2008) Tagline(s) The Biggest Blockbuster of the Summer. Three featured bouts were scheduled on the. The other main event featured wrestlers from the Raw brand, in which defeated in a. The first, featuring wrestlers from the SmackDown brand, saw defeat in a match, a match that saw both men fight in a ring surrounded by a roofed steel cell. The event featured a, a scheduling of more than one. Seven professional wrestling matches were featured on the event's. By ', it was the 21st annual event and starred from the, and. Promotional poster featuring (s) The Biggest Blockbuster of the Summer (s) 'Ready to Roll' by Jet Black Stare Information Brand(s) (s) Date AugAttendance 15,997 Venue City, Pay-per-view chronology SummerSlam (2008) chronology SummerSlam (2008) SummerSlam (2008) was a (PPV) produced by (WWE), which took place on August 17, 2008, at in.