Guess he wanted to go out on a high note, because we haven't heard anything from him since.
Brooklyn, NY residents are clearly going through Lionel-withdrawal, because they've put up ads (above) which pay tribute to the singer who's been very quiet as of late.
Maybe this is a sign that the world needs more Lionel Richie!
What do U think, Lionel? Ready to make some more music for the people?