A representative for Joel did not immediately respond to the question of whether the couple were getting a divorce.
This was the Piano Man's third marriage, her first.
The 60-year-old Joel is one of pop's most successful singer-songwriters; Katie Lee Joel hosted the first season of Bravo TV's "Top Chef."
He recorded the song "All My Life" as an anniversary gift to his 27-year-old wife two years ago.
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