Entertainment Tweet by @SheffCityHall Published Jan. 15 2021 09:37 AM The world’s most successful musical theatre vocal group @Collabro, will be kicking off their UK tour at Sheffield City Hall on Sat 9 OctPerforming some of their most memorable tracks including ‘Stars’ & ‘Defying Gravity’ 😍More info here👉 https://t.co/8EMjK6IzR0, — Sheffield City Hall (@SheffCityHall) January 15, 2021 09:37