Entertainment Tweet by @SheffCityHall Published Feb. 17 2021 09:30 PM After a sell-out in Spring 2019 and due to popular demand, Sandi Toksvig is returning to Sheffield City Hall with her hilarious smash-hit one-woman National Trevor show. More info: https://t.co/p3nCjZ7VSF, — Sheffield City Hall (@SheffCityHall) February 17, 2021 21:30