K.J. Yossman Academy Award nominee Cynthia Erivo is set to appear on the “Strictly Come Dancing” judging panel this weekend following Craig Revel Horwood’s COVID-19 diagnosis.The Tony, Emmy and Grammy-award winning actor will join judges Motsi Mabuse, Anton Du Beke, and head judge Shirley Balla for Musical Week on Saturday and Sunday night.Erivo has starred in numerous productions on both sides of the Atlantic including “The Color Purple” and the “Sister Act U.K.