Arguably the most famous of all contemporary opera singers. Actually, that's not really debatable. While I think not all he did for opera was necessarily beneficial to the genre, he certainly brought opera to the mainstream public.
I know there have been a few W's, myself included, who have braved the Indio, CA heat for this mega-festival and would be curious about this year's lineup. So, check it out! (coachella.com) Very stacked bill this year.