It is Sunday afternoon at an unusually sunny Glastonbury and the John Peel Stage is sizzling, ram-packed with what must be the largest crowd to ever fill the famous tent, as whispers abound of a very special secret set. Outside, almost as many fans stand in line, hoping to catch a glimpse of the magic to come.

On stage, the iconic ‘K’ logo is unveiled to giant cheers. The Undertones’ Teenage Kicks, Peel’s favourite song, booms over the PA and ...