WWE SummerSlam Night 1 was headlined by a World Heavyweight Championship bout between Gunther and CM Punk, but it was the returning Rollins who stole the show.

Seth Rollins reveals he's not injured in front of Metlife Stadium and cashes in his Money in the Bank contract to become world champion for a sixth time. C.M. Punk beat Gunther in a captivating come back to capture his sixth world championship as well.

C M Punk looks to become a WWE champion again when he takes on Gunther for the world heavyweight title at WWE SummerSlam Night 1 on Saturday. The WWE premium live event will take place at MetLife Stadium in East Rutherford, New Jersey. Punk won a gauntlet match last month on "Raw" to earn the right to challenge Gunther for the championship.