Steve Wright previews this year's Glastonbury festival with performances from Steve Harley and Cockney Rebel, Radiohead, John Otway , Yes, Macy Gray, Echo and the Bunnymen and the Waterboys. (S) (W) [Web Address Removed] Top of the Pops is on Friday at 7.30pm on BBC1 BBC BOOK: Top of the Pops 1964-2002: the True Story, £14.99 from bookshops or [Web Address Removed] : BBC Top of the Pops magazine: monthly. £1.90