In this Dec. 2, 2015 file photo, Arsenio Hall attends EBONY Magazine's Power 100 Gala in Beverly Hills, Calif. Hall sued Sinead O'Connor for libel on Thursday, May 5, 2016, in Los Angeles Superior Court over a Facebook post by the singer in which she accused the comedian of furnishing drugs to Prince.

(Richard Shotwell / Invision / AP)