Eric Prydz before a Radio 1 Dance takeover on October 14.In November, WHP will mark the 40th anniversary of Manchester’s legendary Haçienda club with a special event featuring performances from Orbital, Happy Mondays, 808 State and more. A host of DJs are also lined up to play that night.The Metropolitan 20th anniversary night (September 23) will include a headline DJ set from Chase & Status, with Disclosure scheduled to top the bill at the Return To The Depot event (September 17).Tickets go on general sale at 10am BST tomorrow (July 29) – you’ll be able to purchase yours from here.