Add Yahoo as a preferred source to see more of our stories on Google. From emotional pop ballads and '90s R&B hits to contemporary country tunes, these picks span decades and genres. Let Taylor Swift, ...

Amy Winehouse performs during the 46664 concert in celebration of Nelson Mandela's life at Hyde Park on June 27, 2008 in London. Sadness takes on different forms, from regret to depression to loss; ...