Rachelle Ferrell leaves everyone shooketh In this special tribute performance, Rachelle Ferrell shares the stage with Deborah Cox to honor the late Natalie Cole with her timeless hit “Inseparable.” What a moment. Rachelle Ferrell is a singer’s singer—known for her incredible range, fearless improvisation, and unmistakable artistry. Say what you will about styles or genres, but when Rachelle sings, everyone listens. This performance is pure vocal mastery. #RachelleFerrell #NatalieCole #DeborahCox