CM Punk's first WWE world title reign in 12 years lasted only five minutes. Punk overcame a fantastic, grueling match with Gunther at WWE SummerSlam on Saturday only for Seth Rollins to spoil the evening.

THIS year’s SummerSlam has been booked as a two-night extravaganza – and night 1 included some title changes, surprise returns and a series of incredible performances. CM Punk became