Billy Joel remains in good spirits despite his brain disorder diagnosis. The "Piano Man" shares his first public message with fans since his health battle announcement.

Howard Stern has shared a positive update on Billy Joel’s health after the singer’s shocking brain disorder diagnosis. On Tuesday, during an episode of SiriusXM’s “The Howard Stern Show,” the 71-year-old shock jock revealed that Joel is “not dying” after being diagnosed with normal pressure hydrocephalus.