Billy Joel's eldest daughter, Alexa Ray Joel, has always loved watching her dad on stage - but seeing him fall mid-show in 2025 was triggering. "He played it down," Alexa Ray, 40, told The Hollywood Reporter in an interview published on Thursday, March 12, noting her dad, 76, urged her not to watch the Mohegan Sun show from Montville, Connecticut, where he fell after doing a microphone spin. Alexa Ray - who Billy shares with ex-wife Christie Brinkley - confessed she didn't listen to her dad's warning. "He knows I have anxiety and am a neurotic worrier, so he was like, 'Everything's fine.