“American Idol” judge Simon Cowell recruits some of music’s most recognizable voices including Mariah Carey, Leona Lewis, Kylie Minogue, Miley Cyrus, Susan Boyle, Jon Bon Jovi, and Michael Bublé for a cover of R.E.M.’s “Everybody Hurts.” The charity single will be available for download on February 7 with proceeds benefitting Haitian relief efforts.