Kelly Clarkson Has Appendix Removed After Hosting 'Billboard' Music Awards According to 'Entertainment Tonight,' Clarkson had been "suffering from a painful bout of appendicitis all week." That didn't stop the singer from not only hosting the 'Billboard' Music Awards but also performing twice. Merely hours after hosting, br Clarkson was admitted to br Cedars-Sinai Medical Center in L.A. She took to Twitter to let everyone know how she was doing. According to 'Entertainment Tonight,' Clarkson intends to resume her place as a judge on 'The Voice' on Monday.