What a line up!Taylor Swift, Billie Eilish and Twenty One Pilots have been announced for next year's Mad Cool lineup.Madrid’s Mad Cool Festival has released details of its 2020 line-up, with acts including Taylor Swift, Billie Eilish and Twenty One Pilots on the bill. Read More: Mad Cool 2019 – the homegrown Spanish talent at the Madrid mega-fest Other acts announced for the festival, which is due to place from July 8-11 2020, include Pixies, […]The post Taylor Swift, Billie Eilish and Twenty One Pilots announced for huge Mad Cool Festival 2020 lineup appeared first on NME.