By Paul Glynn Entertainment reporter at Leeds Festival, Edited by Vinuri Randula Silva, IMAGE SOURCE, GETTY IMAGES Arctic Monkeys slipped a new tune in among some old favourites during a career-spanning headline set to close Leeds Festival on Sunday evening. "Hello Leeds, you're looking well," smiled singer Alex Turner, to legions of adoring fans in their home county. Their gigs at Reading and Leeds marked their first in the UK for four years. Fellow Sheffield co-headliners Bring Me the Horizon brought out Doncastrian Yungblud as Branham Park was turned into a cathedral of Yorkshire music. Yorkshire rocks After rap had reigned supreme on Saturday, Sunday was all about rock 'n' roll (baby) and the return of the prodigal sons drew the biggest crowd of the whole weekend by some distance. In the middle of a set that plucked from old indie sleaze bangers and newer slick rock-pop beats at will, from their six number one albums, Turner and co also performed the unrelease