Christie Brinkley Reacts to Ex-Husband Billy Joel's Brain Disorder Diagnosis: 'You're Our Piano Man'

Christie Brinkley is reacting to her ex-husband Billy Joel‘s brain disorder diagnosis. Last week, the 76-year-old “Piano Man” singer announced that he is cancelling all of his scheduled tour dates after he was recently diagnosed with normal pressure hydrocephalus (NPH). A few days later, Christie, 71, wished Billy well by giving a heartfelt shoutout on [...]