Twitter after receiving a lot of "nasty remarks" when she voiced her opinion on Covid rules being breached.The actress detailed the reasons why she quit in a recent interview.Joan spoke in a recent interview about what drove her to quit Twitter, saying she could not deal well with the public backlash.When she felt that lockdown rules were being breached at her apartment in London's Belgravia she called the police and voiced her anger over the situation on Twitter.The actress's apartment at Belgravia has had scaffolding and builders there for months, angering Joan, especially in lockdown.Joan spoke about the issue on Twitter at the time and was bombarded with hateful comments.She told the Daily Mail on Sunday in their Weekend magazine about.