Entertainment Tweet by @SheffieldLyceum Published Apr. 7 2023 09:25 AM Our Box Office and Crucible Kitchen will be closed today and Easter Monday. You can still purchase tickets via our website https://t.co/HD4n2QfVCnFor customers attending Sister Act, the Box Office in the Lyceum will be open before the start of each performance., — SheffieldLyceum (@SheffieldLyceum) April 07, 2023 08:25