Entertainment Tweet by @SheffCityHall Published Jan. 30 2020 03:13 PM 🎉On Sale Now🎉After their sell-out debut last year, Atomic return to the City Hall Ballroom on 19th December 2020 for another unmissable Xmas Quake, playing classic '80s hit after hit in the ultimate festive party!Book now at https://t.co/O97QG9uDpS, — Sheffield City Hall (@SheffCityHall) January 30, 2020 15:13