A former royal butler claims staff are “concerned” for King Charles after making his first public appearance since being hospitalised. The King attended a church service at St Mary Magdalene Church in Sandringham on Sunday alongside Queen Camilla. King Charles had been admitted to The London Clinic hospital after being diagnosed with a benign enlarged prostate. The monarch underwent a “corrective procedure” and was discharged after three days. The Princess of Wales was also recovering at The London Clinic after a “successful” planned abdominal surgery. The King and Queen appeared in good spiri…