Billy Joel’s daughter Alexa Ray shared a sweet father-daughter moment backstage at Carnegie Hall, where the “Piano Man” singer was honoured with a star-studded tribute concert 🎹 🖤 Billy, 76, stepped away from performing last year after being diagnosed with a treatable brain disorder that affects his balance, hearing and vision. #billyjoel #pianoman 📽️: alexarayjoel / consequencedaily