Billie Eilish has announced a new suite of dates for her forthcoming world tour, taking the pop megastar to Australia and New Zealand next September.The five-date leg is set to kick off at Auckland’s Spark Arena on Thursday September 8, before Eilish and her entourage dip off to Australia for shows in Sydney, Brisbane, Melbourne and Perth.Ticket sales for all dates will go live at 11am local time next Friday (October 15), with a series of presales running from the Monday prior (October 11).