Taylor Swift's longtime pal Emma Stone received a credit on one song from Swift's new album, "The Tortured Poets Department" — though it's not clear why. The two-time Oscar winner's name is listed among the contributors on “Florida!!!,” a collaboration between Swift and Florence Welch of Florence & The Machine. While Swift and Welch sing alternate verses on "Florida!!!," what Stone contributed to the song is, for now, a mystery. Maybe a mystery in this case is actually appropriate?... Read this story