Celebrities and fans alike took to Twitter on Wednesday Jan. The couple were killed early Wednesday in a single-car accident in Studio City, California. LaBelle charted two songs on Billboard 's charts: "Sexify," which reached No. See some of the reactions below, including from LaBelle's former label head Pharrell, onetime tourmate JoJo and fellow Idol season 3 contestant and eventual winner Fantasia. Moments like these leave us with so many questions. Sing Sis, sing.