Strictly Come Dancing’s guest judge Cynthia Erivo will be returning to the competition this weekend and will replace Motsi Mabuse on the judges’ panel. German-South African dancer Motsi, 40, shared the news she unfortunately has to bow out of the show’s 10th week after she was contacted by NHS Test & Trace yesterday.The star was told she had come in “close contact” with someone on November 21 who has since tested positive for COVID-19.