If you grew up listening to hit songs like “Smooth Operator” and “Sweetest Taboo,” you’ll definitely know the musical legend Sade Adu. Sade Adu is a British-Nigerian singer who is known for her grace and unmistakably soothing voice. Her sultry, soul-inspired songs struck a chord around the world in the 80s and 90s. The four-time Grammy Award winner turned 60...